72473705

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{647}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 89299584

約数和(自身を除く): 16825879

約数列:

[1, 5, 43, 215, 521, 647, 2605, 3235, 22403, 27821, 112015, 139105, 337087, 1685435, 14494741, 72473705]

約数ペア:

[(1, 72473705), (5, 14494741), (43, 1685435), (215, 337087), (521, 139105), (647, 112015), (2605, 27821), (3235, 22403)]