28008129

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{7523}}^1$

素因数の和:7616

約数の個数: 16

約数和(自身を含む): 40087872

約数和(自身を除く): 12079743

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 7523, 22569, 127891, 383673, 549179, 1647537, 9336043, 28008129]

約数ペア:

[(1, 28008129), (3, 9336043), (17, 1647537), (51, 549179), (73, 383673), (219, 127891), (1241, 22569), (3723, 7523)]