71919873

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{647}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 111974400

約数和(自身を除く): 40054527

約数列:

[1, 3, 9, 23, 27, 69, 179, 207, 537, 621, 647, 1611, 1941, 4117, 4833, 5823, 12351, 14881, 17469, 37053, 44643, 111159, 115813, 133929, 347439, 401787, 1042317, 2663699, 3126951, 7991097, 23973291, 71919873]

約数ペア:

[(1, 71919873), (3, 23973291), (9, 7991097), (23, 3126951), (27, 2663699), (69, 1042317), (179, 401787), (207, 347439), (537, 133929), (621, 115813), (647, 111159), (1611, 44643), (1941, 37053), (4117, 17469), (4833, 14881), (5823, 12351)]