1212421705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{1459}}^1$

素因数の和:2025

約数の個数: 32

約数和(自身を含む): 1646179200

約数和(自身を除く): 433757495

約数列:

[1, 5, 11, 29, 55, 145, 319, 521, 1459, 1595, 2605, 5731, 7295, 15109, 16049, 28655, 42311, 75545, 80245, 166199, 211555, 465421, 760139, 830995, 2327105, 3800695, 8361529, 22044031, 41807645, 110220155, 242484341, 1212421705]

約数ペア:

[(1, 1212421705), (5, 242484341), (11, 110220155), (29, 41807645), (55, 22044031), (145, 8361529), (319, 3800695), (521, 2327105), (1459, 830995), (1595, 760139), (2605, 465421), (5731, 211555), (7295, 166199), (15109, 80245), (16049, 75545), (28655, 42311)]