90020931

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 166526976

約数和(自身を除く): 76506045

約数列:

[1, 3, 7, 11, 13, 21, 31, 33, 39, 77, 91, 93, 143, 217, 231, 273, 341, 403, 429, 651, 967, 1001, 1023, 1209, 2387, 2821, 2901, 3003, 4433, 6769, 7161, 8463, 10637, 12571, 13299, 20307, 29977, 31031, 31911, 37713, 74459, 87997, 89931, 93093, 138281, 209839, 223377, 263991, 329747, 389701, 414843, 629517, 967967, 989241, 1169103, 2308229, 2727907, 2903901, 4286711, 6924687, 8183721, 12860133, 30006977, 90020931]

約数ペア:

[(1, 90020931), (3, 30006977), (7, 12860133), (11, 8183721), (13, 6924687), (21, 4286711), (31, 2903901), (33, 2727907), (39, 2308229), (77, 1169103), (91, 989241), (93, 967967), (143, 629517), (217, 414843), (231, 389701), (273, 329747), (341, 263991), (403, 223377), (429, 209839), (651, 138281), (967, 93093), (1001, 89931), (1023, 87997), (1209, 74459), (2387, 37713), (2821, 31911), (2901, 31031), (3003, 29977), (4433, 20307), (6769, 13299), (7161, 12571), (8463, 10637)]