213291230

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{1747}}^1$

素因数の和:2204

約数の個数: 32

約数和(自身を含む): 398334240

約数和(自身を除く): 185043010

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 421, 842, 1747, 2105, 3494, 4210, 8735, 12209, 17470, 24418, 50663, 61045, 101326, 122090, 253315, 506630, 735487, 1470974, 3677435, 7354870, 21329123, 42658246, 106645615, 213291230]

約数ペア:

[(1, 213291230), (2, 106645615), (5, 42658246), (10, 21329123), (29, 7354870), (58, 3677435), (145, 1470974), (290, 735487), (421, 506630), (842, 253315), (1747, 122090), (2105, 101326), (3494, 61045), (4210, 50663), (8735, 24418), (12209, 17470)]