127980837

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 194469120

約数和(自身を除く): 66488283

約数列:

[1, 3, 9, 27, 71, 101, 213, 303, 639, 661, 909, 1917, 1983, 2727, 5949, 7171, 17847, 21513, 46931, 64539, 66761, 140793, 193617, 200283, 422379, 600849, 1267137, 1802547, 4740031, 14220093, 42660279, 127980837]

約数ペア:

[(1, 127980837), (3, 42660279), (9, 14220093), (27, 4740031), (71, 1802547), (101, 1267137), (213, 600849), (303, 422379), (639, 200283), (661, 193617), (909, 140793), (1917, 66761), (1983, 64539), (2727, 46931), (5949, 21513), (7171, 17847)]