8315721

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 12567360

約数和(自身を除く): 4251639

約数列:

[1, 3, 9, 29, 87, 151, 211, 261, 453, 633, 1359, 1899, 4379, 6119, 13137, 18357, 31861, 39411, 55071, 95583, 286749, 923969, 2771907, 8315721]

約数ペア:

[(1, 8315721), (3, 2771907), (9, 923969), (29, 286749), (87, 95583), (151, 55071), (211, 39411), (261, 31861), (453, 18357), (633, 13137), (1359, 6119), (1899, 4379)]