1398488

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 3447360

約数和(自身を除く): 2048872

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 113, 119, 136, 182, 221, 226, 238, 364, 442, 452, 476, 728, 791, 884, 904, 952, 1469, 1547, 1582, 1768, 1921, 2938, 3094, 3164, 3842, 5876, 6188, 6328, 7684, 10283, 11752, 12376, 13447, 15368, 20566, 24973, 26894, 41132, 49946, 53788, 82264, 99892, 107576, 174811, 199784, 349622, 699244, 1398488]

約数ペア:

[(1, 1398488), (2, 699244), (4, 349622), (7, 199784), (8, 174811), (13, 107576), (14, 99892), (17, 82264), (26, 53788), (28, 49946), (34, 41132), (52, 26894), (56, 24973), (68, 20566), (91, 15368), (104, 13447), (113, 12376), (119, 11752), (136, 10283), (182, 7684), (221, 6328), (226, 6188), (238, 5876), (364, 3842), (442, 3164), (452, 3094), (476, 2938), (728, 1921), (791, 1768), (884, 1582), (904, 1547), (952, 1469)]