68498521

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{563}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 86413824

約数和(自身を除く): 17915303

約数列:

[1, 7, 13, 49, 91, 191, 563, 637, 1337, 2483, 3941, 7319, 9359, 17381, 27587, 51233, 107533, 121667, 358631, 752731, 1397929, 5269117, 9785503, 68498521]

約数ペア:

[(1, 68498521), (7, 9785503), (13, 5269117), (49, 1397929), (91, 752731), (191, 358631), (563, 121667), (637, 107533), (1337, 51233), (2483, 27587), (3941, 17381), (7319, 9359)]