66851538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 153753600

約数和(自身を除く): 86902062

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 79, 114, 158, 237, 247, 474, 494, 571, 741, 1027, 1142, 1482, 1501, 1713, 2054, 3002, 3081, 3426, 4503, 6162, 7423, 9006, 10849, 14846, 19513, 21698, 22269, 32547, 39026, 44538, 45109, 58539, 65094, 90218, 117078, 135327, 141037, 270654, 282074, 423111, 586417, 846222, 857071, 1172834, 1714142, 1759251, 2571213, 3518502, 5142426, 11141923, 22283846, 33425769, 66851538]

約数ペア:

[(1, 66851538), (2, 33425769), (3, 22283846), (6, 11141923), (13, 5142426), (19, 3518502), (26, 2571213), (38, 1759251), (39, 1714142), (57, 1172834), (78, 857071), (79, 846222), (114, 586417), (158, 423111), (237, 282074), (247, 270654), (474, 141037), (494, 135327), (571, 117078), (741, 90218), (1027, 65094), (1142, 58539), (1482, 45109), (1501, 44538), (1713, 39026), (2054, 32547), (3002, 22269), (3081, 21698), (3426, 19513), (4503, 14846), (6162, 10849), (7423, 9006)]