28724259

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4231}}^1$

素因数の和:4338

約数の個数: 16

約数和(自身を含む): 40085504

約数和(自身を除く): 11361245

約数列:

[1, 3, 31, 73, 93, 219, 2263, 4231, 6789, 12693, 131161, 308863, 393483, 926589, 9574753, 28724259]

約数ペア:

[(1, 28724259), (3, 9574753), (31, 926589), (73, 393483), (93, 308863), (219, 131161), (2263, 12693), (4231, 6789)]