318890781

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{2843}}^1$

素因数の和:2974

約数の個数: 36

約数和(自身を含む): 511396704

約数和(自身を除く): 192505923

約数列:

[1, 3, 9, 11, 33, 99, 103, 121, 309, 363, 927, 1089, 1133, 2843, 3399, 8529, 10197, 12463, 25587, 31273, 37389, 93819, 112167, 281457, 292829, 344003, 878487, 1032009, 2635461, 3096027, 3221119, 9663357, 28990071, 35432309, 106296927, 318890781]

約数ペア:

[(1, 318890781), (3, 106296927), (9, 35432309), (11, 28990071), (33, 9663357), (99, 3221119), (103, 3096027), (121, 2635461), (309, 1032009), (363, 878487), (927, 344003), (1089, 292829), (1133, 281457), (2843, 112167), (3399, 93819), (8529, 37389), (10197, 31273), (12463, 25587)]