221433747

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1\times {\mathrm{1777}}^1$

素因数の和:2422

約数の個数: 16

約数和(自身を含む): 299984160

約数和(自身を除く): 78550413

約数列:

[1, 3, 73, 219, 569, 1707, 1777, 5331, 41537, 124611, 129721, 389163, 1011113, 3033339, 73811249, 221433747]

約数ペア:

[(1, 221433747), (3, 73811249), (73, 3033339), (219, 1011113), (569, 389163), (1707, 129721), (1777, 124611), (5331, 41537)]