291219370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{2459}}^1$

素因数の和:3390

約数の個数: 32

約数和(自身を含む): 565367040

約数和(自身を除く): 274147670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 911, 1822, 2459, 4555, 4918, 9110, 11843, 12295, 23686, 24590, 31967, 59215, 63934, 118430, 159835, 319670, 2240149, 4480298, 11200745, 22401490, 29121937, 58243874, 145609685, 291219370]

約数ペア:

[(1, 291219370), (2, 145609685), (5, 58243874), (10, 29121937), (13, 22401490), (26, 11200745), (65, 4480298), (130, 2240149), (911, 319670), (1822, 159835), (2459, 118430), (4555, 63934), (4918, 59215), (9110, 31967), (11843, 24590), (12295, 23686)]