30451785

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3187}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 61056576

約数和(自身を除く): 30604791

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 3187, 9555, 9561, 15935, 22309, 41431, 47805, 66927, 111545, 124293, 156163, 207155, 290017, 334635, 468489, 621465, 780815, 870051, 1450085, 2030119, 2342445, 4350255, 6090357, 10150595, 30451785]

約数ペア:

[(1, 30451785), (3, 10150595), (5, 6090357), (7, 4350255), (13, 2342445), (15, 2030119), (21, 1450085), (35, 870051), (39, 780815), (49, 621465), (65, 468489), (91, 334635), (105, 290017), (147, 207155), (195, 156163), (245, 124293), (273, 111545), (455, 66927), (637, 47805), (735, 41431), (1365, 22309), (1911, 15935), (3185, 9561), (3187, 9555)]