2100085815

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{11587}}^1$

素因数の和:11919

約数の個数: 32

約数和(自身を含む): 3450813696

約数和(自身を除く): 1350727881

約数列:

[1, 3, 5, 15, 43, 129, 215, 281, 645, 843, 1405, 4215, 11587, 12083, 34761, 36249, 57935, 60415, 173805, 181245, 498241, 1494723, 2491205, 3255947, 7473615, 9767841, 16279735, 48839205, 140005721, 420017163, 700028605, 2100085815]

約数ペア:

[(1, 2100085815), (3, 700028605), (5, 420017163), (15, 140005721), (43, 48839205), (129, 16279735), (215, 9767841), (281, 7473615), (645, 3255947), (843, 2491205), (1405, 1494723), (4215, 498241), (11587, 181245), (12083, 173805), (34761, 60415), (36249, 57935)]