81018756

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3533}}^1$

素因数の和:3570

約数の個数: 108

約数和(自身を含む): 256632012

約数和(自身を除く): 175613256

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3533, 3822, 5733, 7066, 7644, 10599, 11466, 14132, 21198, 22932, 24731, 31797, 42396, 45929, 49462, 63594, 74193, 91858, 98924, 127188, 137787, 148386, 173117, 183716, 222579, 275574, 296772, 321503, 346234, 413361, 445158, 519351, 551148, 643006, 692468, 826722, 890316, 964509, 1038702, 1286012, 1558053, 1653444, 1929018, 2077404, 2250521, 2893527, 3116106, 3858036, 4501042, 5787054, 6232212, 6751563, 9002084, 11574108, 13503126, 20254689, 27006252, 40509378, 81018756]

約数ペア:

[(1, 81018756), (2, 40509378), (3, 27006252), (4, 20254689), (6, 13503126), (7, 11574108), (9, 9002084), (12, 6751563), (13, 6232212), (14, 5787054), (18, 4501042), (21, 3858036), (26, 3116106), (28, 2893527), (36, 2250521), (39, 2077404), (42, 1929018), (49, 1653444), (52, 1558053), (63, 1286012), (78, 1038702), (84, 964509), (91, 890316), (98, 826722), (117, 692468), (126, 643006), (147, 551148), (156, 519351), (182, 445158), (196, 413361), (234, 346234), (252, 321503), (273, 296772), (294, 275574), (364, 222579), (441, 183716), (468, 173117), (546, 148386), (588, 137787), (637, 127188), (819, 98924), (882, 91858), (1092, 74193), (1274, 63594), (1638, 49462), (1764, 45929), (1911, 42396), (2548, 31797), (3276, 24731), (3533, 22932), (3822, 21198), (5733, 14132), (7066, 11466), (7644, 10599)]