194218557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1487}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 296980992

約数和(自身を除く): 102762435

約数列:

[1, 3, 13, 17, 39, 51, 197, 221, 591, 663, 1487, 2561, 3349, 4461, 7683, 10047, 19331, 25279, 43537, 57993, 75837, 130611, 292939, 328627, 878817, 985881, 3808207, 4979963, 11424621, 14939889, 64739519, 194218557]

約数ペア:

[(1, 194218557), (3, 64739519), (13, 14939889), (17, 11424621), (39, 4979963), (51, 3808207), (197, 985881), (221, 878817), (591, 328627), (663, 292939), (1487, 130611), (2561, 75837), (3349, 57993), (4461, 43537), (7683, 25279), (10047, 19331)]