1999341631

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{5449}}^1$

素因数の和:5575

約数の個数: 32

約数和(自身を含む): 2486246400

約数和(自身を除く): 486904769

約数列:

[1, 7, 23, 43, 53, 161, 301, 371, 989, 1219, 2279, 5449, 6923, 8533, 15953, 38143, 52417, 125327, 234307, 288797, 366919, 877289, 1640149, 2021579, 5389061, 6642331, 12418271, 37723427, 46496317, 86927897, 285620233, 1999341631]

約数ペア:

[(1, 1999341631), (7, 285620233), (23, 86927897), (43, 46496317), (53, 37723427), (161, 12418271), (301, 6642331), (371, 5389061), (989, 2021579), (1219, 1640149), (2279, 877289), (5449, 366919), (6923, 288797), (8533, 234307), (15953, 125327), (38143, 52417)]