23138555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 32126976

約数和(自身を除く): 8988421

約数列:

[1, 5, 11, 31, 41, 55, 155, 205, 331, 341, 451, 1271, 1655, 1705, 2255, 3641, 6355, 10261, 13571, 13981, 18205, 51305, 67855, 69905, 112871, 149281, 420701, 564355, 746405, 2103505, 4627711, 23138555]

約数ペア:

[(1, 23138555), (5, 4627711), (11, 2103505), (31, 746405), (41, 564355), (55, 420701), (155, 149281), (205, 112871), (331, 69905), (341, 67855), (451, 51305), (1271, 18205), (1655, 13981), (1705, 13571), (2255, 10261), (3641, 6355)]