12821453157

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1\times {\mathrm{1579}}^1$

素因数の和:2193

約数の個数: 32

約数和(自身を含む): 17706516480

約数和(自身を除く): 4885063323

約数列:

[1, 3, 37, 111, 191, 383, 573, 1149, 1579, 4737, 7067, 14171, 21201, 42513, 58423, 73153, 175269, 219459, 301589, 604757, 904767, 1814271, 2706661, 8119983, 11158793, 22376009, 33476379, 67128027, 115508587, 346525761, 4273817719, 12821453157]

約数ペア:

[(1, 12821453157), (3, 4273817719), (37, 346525761), (111, 115508587), (191, 67128027), (383, 33476379), (573, 22376009), (1149, 11158793), (1579, 8119983), (4737, 2706661), (7067, 1814271), (14171, 904767), (21201, 604757), (42513, 301589), (58423, 219459), (73153, 175269)]