355209985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{617}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 487765152

約数和(自身を除く): 132555167

約数列:

[1, 5, 13, 17, 65, 85, 221, 521, 617, 1105, 2605, 3085, 6773, 8021, 8857, 10489, 33865, 40105, 44285, 52445, 115141, 136357, 321457, 575705, 681785, 1607285, 4178941, 5464769, 20894705, 27323845, 71041997, 355209985]

約数ペア:

[(1, 355209985), (5, 71041997), (13, 27323845), (17, 20894705), (65, 5464769), (85, 4178941), (221, 1607285), (521, 681785), (617, 575705), (1105, 321457), (2605, 136357), (3085, 115141), (6773, 52445), (8021, 44285), (8857, 40105), (10489, 33865)]