15400468

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 27566784

約数和(自身を除く): 12166316

約数列:

[1, 2, 4, 71, 142, 211, 257, 284, 422, 514, 844, 1028, 14981, 18247, 29962, 36494, 54227, 59924, 72988, 108454, 216908, 3850117, 7700234, 15400468]

約数ペア:

[(1, 15400468), (2, 7700234), (4, 3850117), (71, 216908), (142, 108454), (211, 72988), (257, 59924), (284, 54227), (422, 36494), (514, 29962), (844, 18247), (1028, 14981)]