15979671

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 24233664

約数和(自身を除く): 8253993

約数列:

[1, 3, 9, 37, 47, 111, 141, 333, 423, 1021, 1739, 3063, 5217, 9189, 15651, 37777, 47987, 113331, 143961, 339993, 431883, 1775519, 5326557, 15979671]

約数ペア:

[(1, 15979671), (3, 5326557), (9, 1775519), (37, 431883), (47, 339993), (111, 143961), (141, 113331), (333, 47987), (423, 37777), (1021, 15651), (1739, 9189), (3063, 5217)]