13931551921

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1\times {\mathrm{683}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 16326696960

約数和(自身を除く): 2395145039

約数列:

[1, 7, 73, 179, 223, 511, 683, 1253, 1561, 4781, 13067, 16279, 39917, 49859, 91469, 113953, 122257, 152309, 279419, 349013, 855799, 1066163, 2913941, 8924761, 11118557, 20397587, 27263311, 62473327, 77829899, 190843177, 1990221703, 13931551921]

約数ペア:

[(1, 13931551921), (7, 1990221703), (73, 190843177), (179, 77829899), (223, 62473327), (511, 27263311), (683, 20397587), (1253, 11118557), (1561, 8924761), (4781, 2913941), (13067, 1066163), (16279, 855799), (39917, 349013), (49859, 279419), (91469, 152309), (113953, 122257)]