38543895

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1607}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 73749312

約数和(自身を除く): 35205417

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 65, 117, 123, 195, 205, 369, 533, 585, 615, 1599, 1607, 1845, 2665, 4797, 4821, 7995, 8035, 14463, 20891, 23985, 24105, 62673, 65887, 72315, 104455, 188019, 197661, 313365, 329435, 592983, 856531, 940095, 988305, 2569593, 2964915, 4282655, 7708779, 12847965, 38543895]

約数ペア:

[(1, 38543895), (3, 12847965), (5, 7708779), (9, 4282655), (13, 2964915), (15, 2569593), (39, 988305), (41, 940095), (45, 856531), (65, 592983), (117, 329435), (123, 313365), (195, 197661), (205, 188019), (369, 104455), (533, 72315), (585, 65887), (615, 62673), (1599, 24105), (1607, 23985), (1845, 20891), (2665, 14463), (4797, 8035), (4821, 7995)]