81006506

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 149615424

約数和(自身を除く): 68608918

約数列:

[1, 2, 7, 14, 23, 46, 49, 83, 98, 161, 166, 322, 433, 581, 866, 1127, 1162, 1909, 2254, 3031, 3818, 4067, 6062, 8134, 9959, 13363, 19918, 21217, 26726, 35939, 42434, 69713, 71878, 93541, 139426, 187082, 251573, 487991, 503146, 826597, 975982, 1653194, 1761011, 3522022, 5786179, 11572358, 40503253, 81006506]

約数ペア:

[(1, 81006506), (2, 40503253), (7, 11572358), (14, 5786179), (23, 3522022), (46, 1761011), (49, 1653194), (83, 975982), (98, 826597), (161, 503146), (166, 487991), (322, 251573), (433, 187082), (581, 139426), (866, 93541), (1127, 71878), (1162, 69713), (1909, 42434), (2254, 35939), (3031, 26726), (3818, 21217), (4067, 19918), (6062, 13363), (8134, 9959)]