31485321

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7243}}^1$

素因数の和:7282

約数の個数: 32

約数和(自身を含む): 55633920

約数和(自身を除く): 24148599

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 7243, 21729, 50701, 65187, 152103, 166589, 195561, 456309, 499767, 1166123, 1368927, 1499301, 3498369, 4497903, 10495107, 31485321]

約数ペア:

[(1, 31485321), (3, 10495107), (7, 4497903), (9, 3498369), (21, 1499301), (23, 1368927), (27, 1166123), (63, 499767), (69, 456309), (161, 195561), (189, 166589), (207, 152103), (483, 65187), (621, 50701), (1449, 21729), (4347, 7243)]