12565550988

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{991}}^1\times {\mathrm{8191}}^1$

素因数の和:9235

約数の個数: 72

約数和(自身を含む): 32538361856

約数和(自身を除く): 19972810868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 991, 1548, 1982, 2973, 3964, 5946, 8191, 8919, 11892, 16382, 17838, 24573, 32764, 35676, 42613, 49146, 73719, 85226, 98292, 127839, 147438, 170452, 255678, 294876, 352213, 383517, 511356, 704426, 767034, 1056639, 1408852, 1534068, 2113278, 3169917, 4226556, 6339834, 8117281, 12679668, 16234562, 24351843, 32469124, 48703686, 73055529, 97407372, 146111058, 292222116, 349043083, 698086166, 1047129249, 1396172332, 2094258498, 3141387747, 4188516996, 6282775494, 12565550988]

約数ペア:

[(1, 12565550988), (2, 6282775494), (3, 4188516996), (4, 3141387747), (6, 2094258498), (9, 1396172332), (12, 1047129249), (18, 698086166), (36, 349043083), (43, 292222116), (86, 146111058), (129, 97407372), (172, 73055529), (258, 48703686), (387, 32469124), (516, 24351843), (774, 16234562), (991, 12679668), (1548, 8117281), (1982, 6339834), (2973, 4226556), (3964, 3169917), (5946, 2113278), (8191, 1534068), (8919, 1408852), (11892, 1056639), (16382, 767034), (17838, 704426), (24573, 511356), (32764, 383517), (35676, 352213), (42613, 294876), (49146, 255678), (73719, 170452), (85226, 147438), (98292, 127839)]