68660319

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 126658560

約数和(自身を除く): 57998241

約数列:

[1, 3, 7, 13, 19, 21, 31, 39, 49, 57, 61, 91, 93, 133, 147, 183, 217, 247, 273, 399, 403, 427, 589, 637, 651, 741, 793, 931, 1159, 1209, 1281, 1519, 1729, 1767, 1891, 1911, 2379, 2793, 2821, 2989, 3477, 4123, 4557, 5187, 5551, 5673, 7657, 8113, 8463, 8967, 12103, 12369, 13237, 15067, 16653, 19747, 22971, 24339, 24583, 28861, 35929, 36309, 38857, 39711, 45201, 53599, 56791, 59241, 73749, 86583, 92659, 105469, 107787, 116571, 160797, 170373, 172081, 251503, 277977, 316407, 375193, 467077, 516243, 738283, 754509, 1125579, 1204567, 1401231, 1760521, 2214849, 3269539, 3613701, 5281563, 9808617, 22886773, 68660319]

約数ペア:

[(1, 68660319), (3, 22886773), (7, 9808617), (13, 5281563), (19, 3613701), (21, 3269539), (31, 2214849), (39, 1760521), (49, 1401231), (57, 1204567), (61, 1125579), (91, 754509), (93, 738283), (133, 516243), (147, 467077), (183, 375193), (217, 316407), (247, 277977), (273, 251503), (399, 172081), (403, 170373), (427, 160797), (589, 116571), (637, 107787), (651, 105469), (741, 92659), (793, 86583), (931, 73749), (1159, 59241), (1209, 56791), (1281, 53599), (1519, 45201), (1729, 39711), (1767, 38857), (1891, 36309), (1911, 35929), (2379, 28861), (2793, 24583), (2821, 24339), (2989, 22971), (3477, 19747), (4123, 16653), (4557, 15067), (5187, 13237), (5551, 12369), (5673, 12103), (7657, 8967), (8113, 8463)]