989765571

素因数分解:

$3^1\times {\mathrm{373}}^1\times {\mathrm{419}}^1\times {\mathrm{2111}}^1$

素因数の和:2906

約数の個数: 16

約数和(自身を含む): 1327011840

約数和(自身を除く): 337246269

約数列:

[1, 3, 373, 419, 1119, 1257, 2111, 6333, 156287, 468861, 787403, 884509, 2362209, 2653527, 329921857, 989765571]

約数ペア:

[(1, 989765571), (3, 329921857), (373, 2653527), (419, 2362209), (1119, 884509), (1257, 787403), (2111, 468861), (6333, 156287)]