3181325

素因数分解:

$5^2\times 7^4\times {\mathrm{53}}^1$

素因数の和:91

約数の個数: 30

約数和(自身を含む): 4688874

約数和(自身を除く): 1507549

約数列:

[1, 5, 7, 25, 35, 49, 53, 175, 245, 265, 343, 371, 1225, 1325, 1715, 1855, 2401, 2597, 8575, 9275, 12005, 12985, 18179, 60025, 64925, 90895, 127253, 454475, 636265, 3181325]

約数ペア:

[(1, 3181325), (5, 636265), (7, 454475), (25, 127253), (35, 90895), (49, 64925), (53, 60025), (175, 18179), (245, 12985), (265, 12005), (343, 9275), (371, 8575), (1225, 2597), (1325, 2401), (1715, 1855)]