9970240735

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21912617}}^1$

素因数の和:21912642

約数の個数: 16

約数和(自身を含む): 14725279296

約数和(自身を除く): 4755038561

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 21912617, 109563085, 153388319, 284864021, 766941595, 1424320105, 1994048147, 9970240735]

約数ペア:

[(1, 9970240735), (5, 1994048147), (7, 1424320105), (13, 766941595), (35, 284864021), (65, 153388319), (91, 109563085), (455, 21912617)]