1916171859

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1\times {\mathrm{3607}}^1$

素因数の和:4275

約数の個数: 32

約数和(自身を含む): 2996775936

約数和(自身を除く): 1080604077

約数列:

[1, 3, 7, 21, 41, 123, 287, 617, 861, 1851, 3607, 4319, 10821, 12957, 25249, 25297, 75747, 75891, 147887, 177079, 443661, 531237, 1035209, 2225519, 3105627, 6676557, 15578633, 46735899, 91246279, 273738837, 638723953, 1916171859]

約数ペア:

[(1, 1916171859), (3, 638723953), (7, 273738837), (21, 91246279), (41, 46735899), (123, 15578633), (287, 6676557), (617, 3105627), (861, 2225519), (1851, 1035209), (3607, 531237), (4319, 443661), (10821, 177079), (12957, 147887), (25249, 75891), (25297, 75747)]