290400786

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{30269}}^1$

素因数の和:30331

約数の個数: 48

約数和(自身を含む): 694151640

約数和(自身を除く): 403750854

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 41, 78, 82, 117, 123, 234, 246, 369, 533, 738, 1066, 1599, 3198, 4797, 9594, 30269, 60538, 90807, 181614, 272421, 393497, 544842, 786994, 1180491, 1241029, 2360982, 2482058, 3541473, 3723087, 7082946, 7446174, 11169261, 16133377, 22338522, 32266754, 48400131, 96800262, 145200393, 290400786]

約数ペア:

[(1, 290400786), (2, 145200393), (3, 96800262), (6, 48400131), (9, 32266754), (13, 22338522), (18, 16133377), (26, 11169261), (39, 7446174), (41, 7082946), (78, 3723087), (82, 3541473), (117, 2482058), (123, 2360982), (234, 1241029), (246, 1180491), (369, 786994), (533, 544842), (738, 393497), (1066, 272421), (1599, 181614), (3198, 90807), (4797, 60538), (9594, 30269)]