10204005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13883}}^1$

素因数の和:13905

約数の個数: 24

約数和(自身を含む): 18993312

約数和(自身を除く): 8789307

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 13883, 41649, 69415, 97181, 208245, 291543, 485905, 680267, 1457715, 2040801, 3401335, 10204005]

約数ペア:

[(1, 10204005), (3, 3401335), (5, 2040801), (7, 1457715), (15, 680267), (21, 485905), (35, 291543), (49, 208245), (105, 97181), (147, 69415), (245, 41649), (735, 13883)]