28457659

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:342

約数の個数: 16

約数和(自身を含む): 30355200

約数和(自身を除く): 1897541

約数列:

[1, 31, 61, 101, 149, 1891, 3131, 4619, 6161, 9089, 15049, 190991, 281759, 466519, 917989, 28457659]

約数ペア:

[(1, 28457659), (31, 917989), (61, 466519), (101, 281759), (149, 190991), (1891, 15049), (3131, 9089), (4619, 6161)]