389764245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{48751}}^1$

素因数の和:48813

約数の個数: 32

約数和(自身を含む): 687988224

約数和(自身を除く): 298223979

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 7995, 48751, 146253, 243755, 633763, 731265, 1901289, 1998791, 3168815, 5996373, 9506445, 9993955, 25984283, 29981865, 77952849, 129921415, 389764245]

約数ペア:

[(1, 389764245), (3, 129921415), (5, 77952849), (13, 29981865), (15, 25984283), (39, 9993955), (41, 9506445), (65, 5996373), (123, 3168815), (195, 1998791), (205, 1901289), (533, 731265), (615, 633763), (1599, 243755), (2665, 146253), (7995, 48751)]