204417465

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{278119}}^1$

素因数の和:278141

約数の個数: 24

約数和(自身を含む): 380468160

約数和(自身を除く): 176050695

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 278119, 834357, 1390595, 1946833, 4171785, 5840499, 9734165, 13627831, 29202495, 40883493, 68139155, 204417465]

約数ペア:

[(1, 204417465), (3, 68139155), (5, 40883493), (7, 29202495), (15, 13627831), (21, 9734165), (35, 5840499), (49, 4171785), (105, 1946833), (147, 1390595), (245, 834357), (735, 278119)]