722148830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{427307}}^1$

素因数の和:427340

約数の個数: 24

約数和(自身を含む): 1407552552

約数和(自身を除く): 685403722

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 427307, 854614, 2136535, 4273070, 5554991, 11109982, 27774955, 55549910, 72214883, 144429766, 361074415, 722148830]

約数ペア:

[(1, 722148830), (2, 361074415), (5, 144429766), (10, 72214883), (13, 55549910), (26, 27774955), (65, 11109982), (130, 5554991), (169, 4273070), (338, 2136535), (845, 854614), (1690, 427307)]