25971015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{247343}}^1$

素因数の和:247358

約数の個数: 16

約数和(自身を含む): 47490048

約数和(自身を除く): 21519033

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 247343, 742029, 1236715, 1731401, 3710145, 5194203, 8657005, 25971015]

約数ペア:

[(1, 25971015), (3, 8657005), (5, 5194203), (7, 3710145), (15, 1731401), (21, 1236715), (35, 742029), (105, 247343)]