861379792

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2357}}^1$

素因数の和:2636

約数の個数: 80

約数和(自身を含む): 2063117952

約数和(自身を除く): 1201738160

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 251, 364, 502, 728, 1004, 1456, 1757, 2008, 2357, 3263, 3514, 4016, 4714, 6526, 7028, 9428, 13052, 14056, 16499, 18856, 22841, 26104, 28112, 30641, 32998, 37712, 45682, 52208, 61282, 65996, 91364, 122564, 131992, 182728, 214487, 245128, 263984, 365456, 428974, 490256, 591607, 857948, 1183214, 1715896, 2366428, 3431792, 4141249, 4732856, 7690891, 8282498, 9465712, 15381782, 16564996, 30763564, 33129992, 53836237, 61527128, 66259984, 107672474, 123054256, 215344948, 430689896, 861379792]

約数ペア:

[(1, 861379792), (2, 430689896), (4, 215344948), (7, 123054256), (8, 107672474), (13, 66259984), (14, 61527128), (16, 53836237), (26, 33129992), (28, 30763564), (52, 16564996), (56, 15381782), (91, 9465712), (104, 8282498), (112, 7690891), (182, 4732856), (208, 4141249), (251, 3431792), (364, 2366428), (502, 1715896), (728, 1183214), (1004, 857948), (1456, 591607), (1757, 490256), (2008, 428974), (2357, 365456), (3263, 263984), (3514, 245128), (4016, 214487), (4714, 182728), (6526, 131992), (7028, 122564), (9428, 91364), (13052, 65996), (14056, 61282), (16499, 52208), (18856, 45682), (22841, 37712), (26104, 32998), (28112, 30641)]