2800785

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 4935168

約数和(自身を除く): 2134383

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 271, 689, 795, 813, 1355, 2067, 3445, 3523, 4065, 10335, 10569, 14363, 17615, 43089, 52845, 71815, 186719, 215445, 560157, 933595, 2800785]

約数ペア:

[(1, 2800785), (3, 933595), (5, 560157), (13, 215445), (15, 186719), (39, 71815), (53, 52845), (65, 43089), (159, 17615), (195, 14363), (265, 10569), (271, 10335), (689, 4065), (795, 3523), (813, 3445), (1355, 2067)]