2016221679

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{4789}}^1$

素因数の和:5332

約数の個数: 32

約数和(自身を含む): 3090124800

約数和(自身を除く): 1073903121

約数列:

[1, 3, 9, 27, 31, 93, 279, 503, 837, 1509, 4527, 4789, 13581, 14367, 15593, 43101, 46779, 129303, 140337, 148459, 421011, 445377, 1336131, 2408867, 4008393, 7226601, 21679803, 65039409, 74674877, 224024631, 672073893, 2016221679]

約数ペア:

[(1, 2016221679), (3, 672073893), (9, 224024631), (27, 74674877), (31, 65039409), (93, 21679803), (279, 7226601), (503, 4008393), (837, 2408867), (1509, 1336131), (4527, 445377), (4789, 421011), (13581, 148459), (14367, 140337), (15593, 129303), (43101, 46779)]