161661566703

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{54193}}^1$

素因数の和:54453

約数の個数: 64

約数和(自身を含む): 271923814400

約数和(自身を除く): 110262247697

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 223, 273, 343, 637, 669, 1029, 1561, 1911, 2899, 4459, 4683, 8697, 10927, 13377, 20293, 32781, 54193, 60879, 76489, 142051, 162579, 229467, 379351, 426153, 704509, 994357, 1138053, 2113527, 2655457, 2983071, 4931563, 7966371, 12085039, 14794689, 18588199, 34520941, 36255117, 55764597, 84595273, 103562823, 157105507, 241646587, 253785819, 471316521, 592166911, 724939761, 1099738549, 1776500733, 3299215647, 4145168377, 7698169843, 12435505131, 23094509529, 53887188901, 161661566703]

約数ペア:

[(1, 161661566703), (3, 53887188901), (7, 23094509529), (13, 12435505131), (21, 7698169843), (39, 4145168377), (49, 3299215647), (91, 1776500733), (147, 1099738549), (223, 724939761), (273, 592166911), (343, 471316521), (637, 253785819), (669, 241646587), (1029, 157105507), (1561, 103562823), (1911, 84595273), (2899, 55764597), (4459, 36255117), (4683, 34520941), (8697, 18588199), (10927, 14794689), (13377, 12085039), (20293, 7966371), (32781, 4931563), (54193, 2983071), (60879, 2655457), (76489, 2113527), (142051, 1138053), (162579, 994357), (229467, 704509), (379351, 426153)]