71328356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2156

約数の個数: 48

約数和(自身を含む): 146905920

約数和(自身を除く): 75577564

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 164, 209, 418, 451, 779, 836, 902, 1558, 1804, 2081, 3116, 4162, 8324, 8569, 17138, 22891, 34276, 39539, 45782, 79078, 85321, 91564, 158156, 170642, 341284, 434929, 869858, 938531, 1621099, 1739716, 1877062, 3242198, 3754124, 6484396, 17832089, 35664178, 71328356]

約数ペア:

[(1, 71328356), (2, 35664178), (4, 17832089), (11, 6484396), (19, 3754124), (22, 3242198), (38, 1877062), (41, 1739716), (44, 1621099), (76, 938531), (82, 869858), (164, 434929), (209, 341284), (418, 170642), (451, 158156), (779, 91564), (836, 85321), (902, 79078), (1558, 45782), (1804, 39539), (2081, 34276), (3116, 22891), (4162, 17138), (8324, 8569)]