28519153

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 31530240

約数和(自身を除く): 3011087

約数列:

[1, 13, 67, 137, 239, 871, 1781, 3107, 9179, 16013, 32743, 119327, 208169, 425659, 2193781, 28519153]

約数ペア:

[(1, 28519153), (13, 2193781), (67, 425659), (137, 208169), (239, 119327), (871, 32743), (1781, 16013), (3107, 9179)]