256331384

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{233879}}^1$

素因数の和:234022

約数の個数: 16

約数和(自身を含む): 484131600

約数和(自身を除く): 227800216

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 233879, 467758, 935516, 1871032, 32041423, 64082846, 128165692, 256331384]

約数ペア:

[(1, 256331384), (2, 128165692), (4, 64082846), (8, 32041423), (137, 1871032), (274, 935516), (548, 467758), (1096, 233879)]