13121432

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 25633920

約数和(自身を除く): 12512488

約数列:

[1, 2, 4, 8, 31, 62, 124, 157, 248, 314, 337, 628, 674, 1256, 1348, 2696, 4867, 9734, 10447, 19468, 20894, 38936, 41788, 52909, 83576, 105818, 211636, 423272, 1640179, 3280358, 6560716, 13121432]

約数ペア:

[(1, 13121432), (2, 6560716), (4, 3280358), (8, 1640179), (31, 423272), (62, 211636), (124, 105818), (157, 83576), (248, 52909), (314, 41788), (337, 38936), (628, 20894), (674, 19468), (1256, 10447), (1348, 9734), (2696, 4867)]