28981337

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4229}}^1$

素因数の和:4336

約数の個数: 16

約数和(自身を含む): 36547200

約数和(自身を除く): 7565863

約数列:

[1, 7, 11, 77, 89, 623, 979, 4229, 6853, 29603, 46519, 325633, 376381, 2634667, 4140191, 28981337]

約数ペア:

[(1, 28981337), (7, 4140191), (11, 2634667), (77, 376381), (89, 325633), (623, 46519), (979, 29603), (4229, 6853)]