308128814

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{5821}}^1$

素因数の和:6048

約数の個数: 32

約数和(自身を含む): 558912000

約数和(自身を除く): 250783186

約数列:

[1, 2, 7, 14, 19, 38, 133, 199, 266, 398, 1393, 2786, 3781, 5821, 7562, 11642, 26467, 40747, 52934, 81494, 110599, 221198, 774193, 1158379, 1548386, 2316758, 8108653, 16217306, 22009201, 44018402, 154064407, 308128814]

約数ペア:

[(1, 308128814), (2, 154064407), (7, 44018402), (14, 22009201), (19, 16217306), (38, 8108653), (133, 2316758), (199, 1548386), (266, 1158379), (398, 774193), (1393, 221198), (2786, 110599), (3781, 81494), (5821, 52934), (7562, 40747), (11642, 26467)]