31114071

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 17269929

約数列:

[1, 3, 9, 27, 29, 79, 87, 237, 261, 503, 711, 783, 1509, 2133, 2291, 4527, 6873, 13581, 14587, 20619, 39737, 43761, 61857, 119211, 131283, 357633, 393849, 1072899, 1152373, 3457119, 10371357, 31114071]

約数ペア:

[(1, 31114071), (3, 10371357), (9, 3457119), (27, 1152373), (29, 1072899), (79, 393849), (87, 357633), (237, 131283), (261, 119211), (503, 61857), (711, 43761), (783, 39737), (1509, 20619), (2133, 14587), (2291, 13581), (4527, 6873)]