12563313

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 21611520

約数和(自身を除く): 9048207

約数列:

[1, 3, 7, 19, 21, 23, 37, 57, 69, 111, 133, 161, 259, 399, 437, 483, 703, 777, 851, 1311, 1369, 2109, 2553, 3059, 4107, 4921, 5957, 9177, 9583, 14763, 16169, 17871, 26011, 28749, 31487, 48507, 78033, 94461, 113183, 182077, 220409, 339549, 546231, 598253, 661227, 1794759, 4187771, 12563313]

約数ペア:

[(1, 12563313), (3, 4187771), (7, 1794759), (19, 661227), (21, 598253), (23, 546231), (37, 339549), (57, 220409), (69, 182077), (111, 113183), (133, 94461), (161, 78033), (259, 48507), (399, 31487), (437, 28749), (483, 26011), (703, 17871), (777, 16169), (851, 14763), (1311, 9583), (1369, 9177), (2109, 5957), (2553, 4921), (3059, 4107)]