3129385

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 4469256

約数和(自身を除く): 1339871

約数列:

[1, 5, 7, 35, 49, 53, 241, 245, 265, 371, 1205, 1687, 1855, 2597, 8435, 11809, 12773, 12985, 59045, 63865, 89411, 447055, 625877, 3129385]

約数ペア:

[(1, 3129385), (5, 625877), (7, 447055), (35, 89411), (49, 63865), (53, 59045), (241, 12985), (245, 12773), (265, 11809), (371, 8435), (1205, 2597), (1687, 1855)]