1387275

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 2343600

約数和(自身を除く): 956325

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 349, 795, 1047, 1325, 1745, 3975, 5235, 8725, 18497, 26175, 55491, 92485, 277455, 462425, 1387275]

約数ペア:

[(1, 1387275), (3, 462425), (5, 277455), (15, 92485), (25, 55491), (53, 26175), (75, 18497), (159, 8725), (265, 5235), (349, 3975), (795, 1745), (1047, 1325)]