163928275

素因数分解:

$5^2\times 7^4\times {\mathrm{2731}}^1$

素因数の和:2769

約数の個数: 30

約数和(自身を含む): 237222292

約数和(自身を除く): 73294017

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1715, 2401, 2731, 8575, 12005, 13655, 19117, 60025, 68275, 95585, 133819, 477925, 669095, 936733, 3345475, 4683665, 6557131, 23418325, 32785655, 163928275]

約数ペア:

[(1, 163928275), (5, 32785655), (7, 23418325), (25, 6557131), (35, 4683665), (49, 3345475), (175, 936733), (245, 669095), (343, 477925), (1225, 133819), (1715, 95585), (2401, 68275), (2731, 60025), (8575, 19117), (12005, 13655)]