2750345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 3991680

約数和(自身を除く): 1241335

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 131, 221, 247, 323, 655, 1105, 1235, 1615, 1703, 2227, 2489, 4199, 8515, 11135, 12445, 20995, 28951, 32357, 42313, 144755, 161785, 211565, 550069, 2750345]

約数ペア:

[(1, 2750345), (5, 550069), (13, 211565), (17, 161785), (19, 144755), (65, 42313), (85, 32357), (95, 28951), (131, 20995), (221, 12445), (247, 11135), (323, 8515), (655, 4199), (1105, 2489), (1235, 2227), (1615, 1703)]