217173684

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{28411}}^1$

素因数の和:28445

約数の個数: 72

約数和(自身を含む): 634837728

約数和(自身を除く): 417664044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 28411, 56822, 85233, 113644, 170466, 198877, 340932, 369343, 397754, 596631, 738686, 795508, 1108029, 1193262, 1392139, 1477372, 2216058, 2386524, 2585401, 2784278, 4176417, 4432116, 5170802, 5568556, 7756203, 8352834, 10341604, 15512406, 16705668, 18097807, 31024812, 36195614, 54293421, 72391228, 108586842, 217173684]

約数ペア:

[(1, 217173684), (2, 108586842), (3, 72391228), (4, 54293421), (6, 36195614), (7, 31024812), (12, 18097807), (13, 16705668), (14, 15512406), (21, 10341604), (26, 8352834), (28, 7756203), (39, 5568556), (42, 5170802), (49, 4432116), (52, 4176417), (78, 2784278), (84, 2585401), (91, 2386524), (98, 2216058), (147, 1477372), (156, 1392139), (182, 1193262), (196, 1108029), (273, 795508), (294, 738686), (364, 596631), (546, 397754), (588, 369343), (637, 340932), (1092, 198877), (1274, 170466), (1911, 113644), (2548, 85233), (3822, 56822), (7644, 28411)]