278154996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{46639}}^1$

素因数の和:46724

約数の個数: 48

約数和(自身を含む): 752209920

約数和(自身を除く): 474054924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5964, 46639, 93278, 139917, 186556, 279834, 326473, 559668, 652946, 979419, 1305892, 1958838, 3311369, 3917676, 6622738, 9934107, 13245476, 19868214, 23179583, 39736428, 46359166, 69538749, 92718332, 139077498, 278154996]

約数ペア:

[(1, 278154996), (2, 139077498), (3, 92718332), (4, 69538749), (6, 46359166), (7, 39736428), (12, 23179583), (14, 19868214), (21, 13245476), (28, 9934107), (42, 6622738), (71, 3917676), (84, 3311369), (142, 1958838), (213, 1305892), (284, 979419), (426, 652946), (497, 559668), (852, 326473), (994, 279834), (1491, 186556), (1988, 139917), (2982, 93278), (5964, 46639)]