289269424

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{142357}}^1$

素因数の和:142492

約数の個数: 20

約数和(自身を含む): 564876544

約数和(自身を除く): 275607120

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 142357, 284714, 569428, 1138856, 2277712, 18079339, 36158678, 72317356, 144634712, 289269424]

約数ペア:

[(1, 289269424), (2, 144634712), (4, 72317356), (8, 36158678), (16, 18079339), (127, 2277712), (254, 1138856), (508, 569428), (1016, 284714), (2032, 142357)]