11223121

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 14230080

約数和(自身を除く): 3006959

約数列:

[1, 7, 13, 53, 91, 169, 179, 371, 689, 1183, 1253, 2327, 4823, 8957, 9487, 16289, 30251, 62699, 66409, 123331, 211757, 863317, 1603303, 11223121]

約数ペア:

[(1, 11223121), (7, 1603303), (13, 863317), (53, 211757), (91, 123331), (169, 66409), (179, 62699), (371, 30251), (689, 16289), (1183, 9487), (1253, 8957), (2327, 4823)]