201625228

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{80909}}^1$

素因数の和:81009

約数の個数: 24

約数和(自身を含む): 407786400

約数和(自身を除く): 206161172

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 80909, 161818, 323636, 566363, 1132726, 2265452, 7200901, 14401802, 28803604, 50406307, 100812614, 201625228]

約数ペア:

[(1, 201625228), (2, 100812614), (4, 50406307), (7, 28803604), (14, 14401802), (28, 7200901), (89, 2265452), (178, 1132726), (356, 566363), (623, 323636), (1246, 161818), (2492, 80909)]