1257744957

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{1427}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 2062717440

約数和(自身を除く): 804972483

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 1427, 2209, 2679, 4281, 6251, 6627, 9989, 15463, 18753, 27113, 29967, 41971, 46389, 67069, 81339, 125913, 189791, 201207, 293797, 469483, 569373, 881391, 1274311, 1408449, 3152243, 3822933, 8920177, 9456729, 22065701, 26760531, 59892617, 66197103, 179677851, 419248319, 1257744957]

約数ペア:

[(1, 1257744957), (3, 419248319), (7, 179677851), (19, 66197103), (21, 59892617), (47, 26760531), (57, 22065701), (133, 9456729), (141, 8920177), (329, 3822933), (399, 3152243), (893, 1408449), (987, 1274311), (1427, 881391), (2209, 569373), (2679, 469483), (4281, 293797), (6251, 201207), (6627, 189791), (9989, 125913), (15463, 81339), (18753, 67069), (27113, 46389), (29967, 41971)]