2081991

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 2920448

約数和(自身を除く): 838457

約数列:

[1, 3, 31, 61, 93, 183, 367, 1101, 1891, 5673, 11377, 22387, 34131, 67161, 693997, 2081991]

約数ペア:

[(1, 2081991), (3, 693997), (31, 67161), (61, 34131), (93, 22387), (183, 11377), (367, 5673), (1101, 1891)]