626665383

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 1002792960

約数和(自身を除く): 376127577

約数列:

[1, 3, 9, 23, 27, 61, 69, 71, 183, 207, 213, 233, 549, 621, 639, 699, 1403, 1633, 1647, 1917, 2097, 4209, 4331, 4899, 5359, 6291, 12627, 12993, 14213, 14697, 16077, 16543, 37881, 38979, 42639, 44091, 48231, 49629, 99613, 116937, 127917, 144693, 148887, 298839, 326899, 380489, 383751, 446661, 896517, 980697, 1009123, 1141467, 2689551, 2942091, 3027369, 3424401, 8826273, 9082107, 10273203, 23209829, 27246321, 69629487, 208888461, 626665383]

約数ペア:

[(1, 626665383), (3, 208888461), (9, 69629487), (23, 27246321), (27, 23209829), (61, 10273203), (69, 9082107), (71, 8826273), (183, 3424401), (207, 3027369), (213, 2942091), (233, 2689551), (549, 1141467), (621, 1009123), (639, 980697), (699, 896517), (1403, 446661), (1633, 383751), (1647, 380489), (1917, 326899), (2097, 298839), (4209, 148887), (4331, 144693), (4899, 127917), (5359, 116937), (6291, 99613), (12627, 49629), (12993, 48231), (14213, 44091), (14697, 42639), (16077, 38979), (16543, 37881)]