17990599221

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1\times {\mathrm{5683}}^1$

素因数の和:6266

約数の個数: 48

約数和(自身を含む): 30041531520

約数和(自身を除く): 12050932299

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 461, 763, 981, 1383, 2289, 3227, 4149, 5683, 6867, 9681, 17049, 29043, 39781, 50249, 51147, 119343, 150747, 351743, 358029, 452241, 619447, 1055229, 1858341, 2619863, 3165687, 4336129, 5575023, 7859589, 13008387, 18339041, 23578767, 39025161, 55017123, 165051369, 285565067, 856695201, 1998955469, 2570085603, 5996866407, 17990599221]

約数ペア:

[(1, 17990599221), (3, 5996866407), (7, 2570085603), (9, 1998955469), (21, 856695201), (63, 285565067), (109, 165051369), (327, 55017123), (461, 39025161), (763, 23578767), (981, 18339041), (1383, 13008387), (2289, 7859589), (3227, 5575023), (4149, 4336129), (5683, 3165687), (6867, 2619863), (9681, 1858341), (17049, 1055229), (29043, 619447), (39781, 452241), (50249, 358029), (51147, 351743), (119343, 150747)]