31521661528

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{4451}}^1$

素因数の和:4697

約数の個数: 128

約数和(自身を含む): 73622545920

約数和(自身を除く): 42100884392

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 43, 56, 68, 86, 119, 136, 172, 173, 238, 301, 344, 346, 476, 602, 692, 731, 952, 1204, 1211, 1384, 1462, 2408, 2422, 2924, 2941, 4451, 4844, 5117, 5848, 5882, 7439, 8902, 9688, 10234, 11764, 14878, 17804, 20468, 20587, 23528, 29756, 31157, 35608, 40936, 41174, 52073, 59512, 62314, 75667, 82348, 104146, 124628, 126463, 151334, 164696, 191393, 208292, 249256, 252926, 302668, 382786, 416584, 505852, 529669, 605336, 765572, 770023, 885241, 1011704, 1059338, 1339751, 1531144, 1540046, 1770482, 2118676, 2679502, 3080092, 3253681, 3540964, 4237352, 5359004, 5390161, 6160184, 6507362, 7081928, 10718008, 10780322, 13014724, 13090391, 21560644, 22775767, 26029448, 26180782, 33110989, 43121288, 45551534, 52361564, 66221978, 91103068, 91632737, 104723128, 132443956, 182206136, 183265474, 231776923, 264887912, 366530948, 463553846, 562886813, 733061896, 927107692, 1125773626, 1854215384, 2251547252, 3940207691, 4503094504, 7880415382, 15760830764, 31521661528]

約数ペア:

[(1, 31521661528), (2, 15760830764), (4, 7880415382), (7, 4503094504), (8, 3940207691), (14, 2251547252), (17, 1854215384), (28, 1125773626), (34, 927107692), (43, 733061896), (56, 562886813), (68, 463553846), (86, 366530948), (119, 264887912), (136, 231776923), (172, 183265474), (173, 182206136), (238, 132443956), (301, 104723128), (344, 91632737), (346, 91103068), (476, 66221978), (602, 52361564), (692, 45551534), (731, 43121288), (952, 33110989), (1204, 26180782), (1211, 26029448), (1384, 22775767), (1462, 21560644), (2408, 13090391), (2422, 13014724), (2924, 10780322), (2941, 10718008), (4451, 7081928), (4844, 6507362), (5117, 6160184), (5848, 5390161), (5882, 5359004), (7439, 4237352), (8902, 3540964), (9688, 3253681), (10234, 3080092), (11764, 2679502), (14878, 2118676), (17804, 1770482), (20468, 1540046), (20587, 1531144), (23528, 1339751), (29756, 1059338), (31157, 1011704), (35608, 885241), (40936, 770023), (41174, 765572), (52073, 605336), (59512, 529669), (62314, 505852), (75667, 416584), (82348, 382786), (104146, 302668), (124628, 252926), (126463, 249256), (151334, 208292), (164696, 191393)]