66684904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:922

約数の個数: 64

約数和(自身を含む): 149143680

約数和(自身を除く): 82458776

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 71, 88, 104, 142, 143, 284, 286, 568, 572, 781, 821, 923, 1144, 1562, 1642, 1846, 3124, 3284, 3692, 6248, 6568, 7384, 9031, 10153, 10673, 18062, 20306, 21346, 36124, 40612, 42692, 58291, 72248, 81224, 85384, 116582, 117403, 233164, 234806, 466328, 469612, 641201, 757783, 939224, 1282402, 1515566, 2564804, 3031132, 5129608, 6062264, 8335613, 16671226, 33342452, 66684904]

約数ペア:

[(1, 66684904), (2, 33342452), (4, 16671226), (8, 8335613), (11, 6062264), (13, 5129608), (22, 3031132), (26, 2564804), (44, 1515566), (52, 1282402), (71, 939224), (88, 757783), (104, 641201), (142, 469612), (143, 466328), (284, 234806), (286, 233164), (568, 117403), (572, 116582), (781, 85384), (821, 81224), (923, 72248), (1144, 58291), (1562, 42692), (1642, 40612), (1846, 36124), (3124, 21346), (3284, 20306), (3692, 18062), (6248, 10673), (6568, 10153), (7384, 9031)]