225437745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{7759}}^1$

素因数の和:7929

約数の個数: 32

約数和(自身を含む): 391104000

約数和(自身を除く): 165666255

約数列:

[1, 3, 5, 13, 15, 39, 65, 149, 195, 447, 745, 1937, 2235, 5811, 7759, 9685, 23277, 29055, 38795, 100867, 116385, 302601, 504335, 1156091, 1513005, 3468273, 5780455, 15029183, 17341365, 45087549, 75145915, 225437745]

約数ペア:

[(1, 225437745), (3, 75145915), (5, 45087549), (13, 17341365), (15, 15029183), (39, 5780455), (65, 3468273), (149, 1513005), (195, 1156091), (447, 504335), (745, 302601), (1937, 116385), (2235, 100867), (5811, 38795), (7759, 29055), (9685, 23277)]