505667071

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2269}}^1$

素因数の和:2399

約数の個数: 32

約数和(自身を含む): 650854400

約数和(自身を除く): 145187329

約数列:

[1, 7, 13, 31, 79, 91, 217, 403, 553, 1027, 2269, 2449, 2821, 7189, 15883, 17143, 29497, 31837, 70339, 179251, 206479, 222859, 492373, 914407, 1254757, 2330263, 5556781, 6400849, 16311841, 38897467, 72238153, 505667071]

約数ペア:

[(1, 505667071), (7, 72238153), (13, 38897467), (31, 16311841), (79, 6400849), (91, 5556781), (217, 2330263), (403, 1254757), (553, 914407), (1027, 492373), (2269, 222859), (2449, 206479), (2821, 179251), (7189, 70339), (15883, 31837), (17143, 29497)]