256204515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2440043}}^1$

素因数の和:2440058

約数の個数: 16

約数和(自身を含む): 468488448

約数和(自身を除く): 212283933

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2440043, 7320129, 12200215, 17080301, 36600645, 51240903, 85401505, 256204515]

約数ペア:

[(1, 256204515), (3, 85401505), (5, 51240903), (7, 36600645), (15, 17080301), (21, 12200215), (35, 7320129), (105, 2440043)]