28641565

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 35304192

約数和(自身を除く): 6662627

約数列:

[1, 5, 47, 235, 307, 397, 1535, 1985, 14429, 18659, 72145, 93295, 121879, 609395, 5728313, 28641565]

約数ペア:

[(1, 28641565), (5, 5728313), (47, 609395), (235, 121879), (307, 93295), (397, 72145), (1535, 18659), (1985, 14429)]