307940759

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 372556800

約数和(自身を除く): 64616041

約数列:

[1, 7, 43, 53, 97, 199, 301, 371, 679, 1393, 2279, 4171, 5141, 8557, 10547, 15953, 19303, 29197, 35987, 59899, 73829, 135121, 221063, 453521, 830029, 1023059, 1547441, 3174647, 5810203, 7161413, 43991537, 307940759]

約数ペア:

[(1, 307940759), (7, 43991537), (43, 7161413), (53, 5810203), (97, 3174647), (199, 1547441), (301, 1023059), (371, 830029), (679, 453521), (1393, 221063), (2279, 135121), (4171, 73829), (5141, 59899), (8557, 35987), (10547, 29197), (15953, 19303)]