1678271399

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1\times {\mathrm{419}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 2062609920

約数和(自身を除く): 384338521

約数列:

[1, 7, 17, 97, 119, 347, 419, 679, 1649, 2429, 2933, 5899, 7123, 11543, 33659, 40643, 41293, 49861, 145393, 235613, 284501, 572203, 690931, 1017751, 2471681, 4005421, 4836517, 14103121, 17301767, 98721847, 239753057, 1678271399]

約数ペア:

[(1, 1678271399), (7, 239753057), (17, 98721847), (97, 17301767), (119, 14103121), (347, 4836517), (419, 4005421), (679, 2471681), (1649, 1017751), (2429, 690931), (2933, 572203), (5899, 284501), (7123, 235613), (11543, 145393), (33659, 49861), (40643, 41293)]