81409042

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 146464920

約数和(自身を除く): 65055878

約数列:

[1, 2, 11, 13, 22, 26, 113, 121, 143, 226, 229, 242, 286, 458, 1243, 1469, 1573, 2486, 2519, 2938, 2977, 3146, 5038, 5954, 13673, 16159, 25877, 27346, 27709, 32318, 32747, 51754, 55418, 65494, 177749, 284647, 336401, 355498, 360217, 569294, 672802, 720434, 3131117, 3700411, 6262234, 7400822, 40704521, 81409042]

約数ペア:

[(1, 81409042), (2, 40704521), (11, 7400822), (13, 6262234), (22, 3700411), (26, 3131117), (113, 720434), (121, 672802), (143, 569294), (226, 360217), (229, 355498), (242, 336401), (286, 284647), (458, 177749), (1243, 65494), (1469, 55418), (1573, 51754), (2486, 32747), (2519, 32318), (2938, 27709), (2977, 27346), (3146, 25877), (5038, 16159), (5954, 13673)]