397377601

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 444201984

約数和(自身を除く): 46824383

約数列:

[1, 17, 23, 191, 289, 313, 391, 3247, 4393, 5321, 6647, 7199, 55199, 59783, 74681, 90457, 122383, 1016311, 1269577, 1375009, 2080511, 17277287, 23375153, 397377601]

約数ペア:

[(1, 397377601), (17, 23375153), (23, 17277287), (191, 2080511), (289, 1375009), (313, 1269577), (391, 1016311), (3247, 122383), (4393, 90457), (5321, 74681), (6647, 59783), (7199, 55199)]