1399425

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 2368896

約数和(自身を除く): 969471

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 397, 705, 1175, 1191, 1985, 3525, 5955, 9925, 18659, 29775, 55977, 93295, 279885, 466475, 1399425]

約数ペア:

[(1, 1399425), (3, 466475), (5, 279885), (15, 93295), (25, 55977), (47, 29775), (75, 18659), (141, 9925), (235, 5955), (397, 3525), (705, 1985), (1175, 1191)]