28150577

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4357}}^1$

素因数の和:4448

約数の個数: 16

約数和(自身を含む): 35142912

約数和(自身を除く): 6992335

約数列:

[1, 7, 13, 71, 91, 497, 923, 4357, 6461, 30499, 56641, 309347, 396487, 2165429, 4021511, 28150577]

約数ペア:

[(1, 28150577), (7, 4021511), (13, 2165429), (71, 396487), (91, 309347), (497, 56641), (923, 30499), (4357, 6461)]