64379895

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1831

約数の個数: 32

約数和(自身を含む): 107246592

約数和(自身を除く): 42866697

約数列:

[1, 3, 5, 15, 47, 53, 141, 159, 235, 265, 705, 795, 1723, 2491, 5169, 7473, 8615, 12455, 25845, 37365, 80981, 91319, 242943, 273957, 404905, 456595, 1214715, 1369785, 4291993, 12875979, 21459965, 64379895]

約数ペア:

[(1, 64379895), (3, 21459965), (5, 12875979), (15, 4291993), (47, 1369785), (53, 1214715), (141, 456595), (159, 404905), (235, 273957), (265, 242943), (705, 91319), (795, 80981), (1723, 37365), (2491, 25845), (5169, 12455), (7473, 8615)]