28120111

素因数分解:

${\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 30369600

約数和(自身を除く): 2249489

約数列:

[1, 29, 37, 73, 359, 1073, 2117, 2701, 10411, 13283, 26207, 78329, 385207, 760003, 969659, 28120111]

約数ペア:

[(1, 28120111), (29, 969659), (37, 760003), (73, 385207), (359, 78329), (1073, 26207), (2117, 13283), (2701, 10411)]