28740965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 40590720

約数和(自身を除く): 11849755

約数列:

[1, 5, 11, 17, 55, 59, 85, 187, 295, 521, 649, 935, 1003, 2605, 3245, 5015, 5731, 8857, 11033, 28655, 30739, 44285, 55165, 97427, 153695, 338129, 487135, 522563, 1690645, 2612815, 5748193, 28740965]

約数ペア:

[(1, 28740965), (5, 5748193), (11, 2612815), (17, 1690645), (55, 522563), (59, 487135), (85, 338129), (187, 153695), (295, 97427), (521, 55165), (649, 44285), (935, 30739), (1003, 28655), (2605, 11033), (3245, 8857), (5015, 5731)]