81395482

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{2237}}^1$

素因数の和:2382

約数の個数: 32

約数和(自身を含む): 146956032

約数和(自身を除く): 65560550

約数列:

[1, 2, 7, 14, 23, 46, 113, 161, 226, 322, 791, 1582, 2237, 2599, 4474, 5198, 15659, 18193, 31318, 36386, 51451, 102902, 252781, 360157, 505562, 720314, 1769467, 3538934, 5813963, 11627926, 40697741, 81395482]

約数ペア:

[(1, 81395482), (2, 40697741), (7, 11627926), (14, 5813963), (23, 3538934), (46, 1769467), (113, 720314), (161, 505562), (226, 360157), (322, 252781), (791, 102902), (1582, 51451), (2237, 36386), (2599, 31318), (4474, 18193), (5198, 15659)]