2438475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 4520544

約数和(自身を除く): 2082069

約数列:

[1, 3, 5, 13, 15, 25, 39, 41, 61, 65, 75, 123, 183, 195, 205, 305, 325, 533, 615, 793, 915, 975, 1025, 1525, 1599, 2379, 2501, 2665, 3075, 3965, 4575, 7503, 7995, 11895, 12505, 13325, 19825, 32513, 37515, 39975, 59475, 62525, 97539, 162565, 187575, 487695, 812825, 2438475]

約数ペア:

[(1, 2438475), (3, 812825), (5, 487695), (13, 187575), (15, 162565), (25, 97539), (39, 62525), (41, 59475), (61, 39975), (65, 37515), (75, 32513), (123, 19825), (183, 13325), (195, 12505), (205, 11895), (305, 7995), (325, 7503), (533, 4575), (615, 3965), (793, 3075), (915, 2665), (975, 2501), (1025, 2379), (1525, 1599)]