647580388

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{104651}}^1$

素因数の和:104692

約数の個数: 48

約数和(自身を含む): 1476849024

約数和(自身を除く): 829268636

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 6188, 104651, 209302, 418604, 732557, 1360463, 1465114, 1779067, 2720926, 2930228, 3558134, 5441852, 7116268, 9523241, 12453469, 19046482, 23127871, 24906938, 38092964, 46255742, 49813876, 92511484, 161895097, 323790194, 647580388]

約数ペア:

[(1, 647580388), (2, 323790194), (4, 161895097), (7, 92511484), (13, 49813876), (14, 46255742), (17, 38092964), (26, 24906938), (28, 23127871), (34, 19046482), (52, 12453469), (68, 9523241), (91, 7116268), (119, 5441852), (182, 3558134), (221, 2930228), (238, 2720926), (364, 1779067), (442, 1465114), (476, 1360463), (884, 732557), (1547, 418604), (3094, 209302), (6188, 104651)]