12508021245

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19392281}}^1$

素因数の和:19392332

約数の個数: 16

約数和(自身を含む): 20478249792

約数和(自身を除く): 7970228547

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 19392281, 58176843, 96961405, 290884215, 833868083, 2501604249, 4169340415, 12508021245]

約数ペア:

[(1, 12508021245), (3, 4169340415), (5, 2501604249), (15, 833868083), (43, 290884215), (129, 96961405), (215, 58176843), (645, 19392281)]