898491251

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{51199}}^1$

素因数の和:51338

約数の個数: 16

約数和(自身を含む): 1081344000

約数和(自身を除く): 182852749

約数列:

[1, 7, 23, 109, 161, 763, 2507, 17549, 51199, 358393, 1177577, 5580691, 8243039, 39064837, 128355893, 898491251]

約数ペア:

[(1, 898491251), (7, 128355893), (23, 39064837), (109, 8243039), (161, 5580691), (763, 1177577), (2507, 358393), (17549, 51199)]