237862947

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{397}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 368223232

約数和(自身を除く): 130360285

約数列:

[1, 3, 7, 21, 103, 277, 309, 397, 721, 831, 1191, 1939, 2163, 2779, 5817, 8337, 28531, 40891, 85593, 109969, 122673, 199717, 286237, 329907, 599151, 769783, 858711, 2309349, 11326807, 33980421, 79287649, 237862947]

約数ペア:

[(1, 237862947), (3, 79287649), (7, 33980421), (21, 11326807), (103, 2309349), (277, 858711), (309, 769783), (397, 599151), (721, 329907), (831, 286237), (1191, 199717), (1939, 122673), (2163, 109969), (2779, 85593), (5817, 40891), (8337, 28531)]