331378216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{86117}}^1$

素因数の和:86173

約数の個数: 32

約数和(自身を含む): 687221640

約数和(自身を除く): 355843424

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 86117, 172234, 344468, 688936, 1119521, 2239042, 3186329, 4478084, 6372658, 8956168, 12745316, 25490632, 41422277, 82844554, 165689108, 331378216]

約数ペア:

[(1, 331378216), (2, 165689108), (4, 82844554), (8, 41422277), (13, 25490632), (26, 12745316), (37, 8956168), (52, 6372658), (74, 4478084), (104, 3186329), (148, 2239042), (296, 1119521), (481, 688936), (962, 344468), (1924, 172234), (3848, 86117)]