15389715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4909}}^1$

素因数の和:4947

約数の個数: 32

約数和(自身を含む): 28281600

約数和(自身を除く): 12891885

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 4909, 14727, 24545, 53999, 73635, 93271, 161997, 269995, 279813, 466355, 809985, 1025981, 1399065, 3077943, 5129905, 15389715]

約数ペア:

[(1, 15389715), (3, 5129905), (5, 3077943), (11, 1399065), (15, 1025981), (19, 809985), (33, 466355), (55, 279813), (57, 269995), (95, 161997), (165, 93271), (209, 73635), (285, 53999), (627, 24545), (1045, 14727), (3135, 4909)]