204876105

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{278743}}^1$

素因数の和:278765

約数の個数: 24

約数和(自身を含む): 381321792

約数和(自身を除く): 176445687

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 278743, 836229, 1393715, 1951201, 4181145, 5853603, 9756005, 13658407, 29268015, 40975221, 68292035, 204876105]

約数ペア:

[(1, 204876105), (3, 68292035), (5, 40975221), (7, 29268015), (15, 13658407), (21, 9756005), (35, 5853603), (49, 4181145), (105, 1951201), (147, 1393715), (245, 836229), (735, 278743)]