642705609

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:651

約数の個数: 96

約数和(自身を含む): 1168527360

約数和(自身を除く): 525821751

約数列:

[1, 3, 7, 13, 19, 21, 31, 39, 49, 57, 91, 93, 133, 147, 217, 247, 273, 399, 403, 571, 589, 637, 651, 741, 931, 1209, 1519, 1713, 1729, 1767, 1911, 2793, 2821, 3997, 4123, 4557, 5187, 7423, 7657, 8463, 10849, 11991, 12103, 12369, 17701, 19747, 22269, 22971, 27979, 28861, 32547, 36309, 51961, 53103, 53599, 59241, 75943, 83937, 86583, 123907, 141037, 155883, 160797, 227829, 230113, 336319, 363727, 371721, 375193, 423111, 531601, 690339, 867349, 987259, 1008957, 1091181, 1125579, 1594803, 1610791, 2354233, 2602047, 2961777, 4372147, 4832373, 6910813, 7062699, 11275537, 13116441, 16479631, 20732439, 30605029, 33826611, 49438893, 91815087, 214235203, 642705609]

約数ペア:

[(1, 642705609), (3, 214235203), (7, 91815087), (13, 49438893), (19, 33826611), (21, 30605029), (31, 20732439), (39, 16479631), (49, 13116441), (57, 11275537), (91, 7062699), (93, 6910813), (133, 4832373), (147, 4372147), (217, 2961777), (247, 2602047), (273, 2354233), (399, 1610791), (403, 1594803), (571, 1125579), (589, 1091181), (637, 1008957), (651, 987259), (741, 867349), (931, 690339), (1209, 531601), (1519, 423111), (1713, 375193), (1729, 371721), (1767, 363727), (1911, 336319), (2793, 230113), (2821, 227829), (3997, 160797), (4123, 155883), (4557, 141037), (5187, 123907), (7423, 86583), (7657, 83937), (8463, 75943), (10849, 59241), (11991, 53599), (12103, 53103), (12369, 51961), (17701, 36309), (19747, 32547), (22269, 28861), (22971, 27979)]