68619615

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{557}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 113135616

約数和(自身を除く): 44516001

約数列:

[1, 3, 5, 15, 43, 129, 191, 215, 557, 573, 645, 955, 1671, 2785, 2865, 8213, 8355, 23951, 24639, 41065, 71853, 106387, 119755, 123195, 319161, 359265, 531935, 1595805, 4574641, 13723923, 22873205, 68619615]

約数ペア:

[(1, 68619615), (3, 22873205), (5, 13723923), (15, 4574641), (43, 1595805), (129, 531935), (191, 359265), (215, 319161), (557, 123195), (573, 119755), (645, 106387), (955, 71853), (1671, 41065), (2785, 24639), (2865, 23951), (8213, 8355)]