285428185

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{14747}}^1$

素因数の和:14845

約数の個数: 24

約数和(自身を含む): 403505280

約数和(自身を除く): 118077095

約数列:

[1, 5, 7, 35, 49, 79, 245, 395, 553, 2765, 3871, 14747, 19355, 73735, 103229, 516145, 722603, 1165013, 3613015, 5825065, 8155091, 40775455, 57085637, 285428185]

約数ペア:

[(1, 285428185), (5, 57085637), (7, 40775455), (35, 8155091), (49, 5825065), (79, 3613015), (245, 1165013), (395, 722603), (553, 516145), (2765, 103229), (3871, 73735), (14747, 19355)]