77750002

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{3181}}^1$

素因数の和:3306

約数の個数: 24

約数和(自身を含む): 129501036

約数和(自身を除く): 51751034

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 1111, 2222, 3181, 6362, 12221, 24442, 34991, 69982, 321281, 384901, 642562, 769802, 3534091, 7068182, 38875001, 77750002]

約数ペア:

[(1, 77750002), (2, 38875001), (11, 7068182), (22, 3534091), (101, 769802), (121, 642562), (202, 384901), (242, 321281), (1111, 69982), (2222, 34991), (3181, 24442), (6362, 12221)]