278380804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101009}}^1$

素因数の和:101079

約数の個数: 24

約数和(自身を含む): 534544920

約数和(自身を除く): 256164116

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 101009, 202018, 404036, 1313117, 2626234, 5252468, 5353477, 10706954, 21413908, 69595201, 139190402, 278380804]

約数ペア:

[(1, 278380804), (2, 139190402), (4, 69595201), (13, 21413908), (26, 10706954), (52, 5353477), (53, 5252468), (106, 2626234), (212, 1313117), (689, 404036), (1378, 202018), (2756, 101009)]