281632401

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{15287}}^1$

素因数の和:15405

約数の個数: 24

約数和(自身を含む): 429287040

約数和(自身を除く): 147654639

約数列:

[1, 3, 9, 23, 69, 89, 207, 267, 801, 2047, 6141, 15287, 18423, 45861, 137583, 351601, 1054803, 1360543, 3164409, 4081629, 12244887, 31292489, 93877467, 281632401]

約数ペア:

[(1, 281632401), (3, 93877467), (9, 31292489), (23, 12244887), (69, 4081629), (89, 3164409), (207, 1360543), (267, 1054803), (801, 351601), (2047, 137583), (6141, 45861), (15287, 18423)]