397051263

素因数分解:

$3^2\times 7^2\times {\mathrm{269}}^1\times {\mathrm{3347}}^1$

素因数の和:3636

約数の個数: 36

約数和(自身を含む): 669834360

約数和(自身を除く): 272783097

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 269, 441, 807, 1883, 2421, 3347, 5649, 10041, 13181, 16947, 23429, 30123, 39543, 70287, 118629, 164003, 210861, 492009, 900343, 1476027, 2701029, 6302401, 8103087, 18907203, 44116807, 56721609, 132350421, 397051263]

約数ペア:

[(1, 397051263), (3, 132350421), (7, 56721609), (9, 44116807), (21, 18907203), (49, 8103087), (63, 6302401), (147, 2701029), (269, 1476027), (441, 900343), (807, 492009), (1883, 210861), (2421, 164003), (3347, 118629), (5649, 70287), (10041, 39543), (13181, 30123), (16947, 23429)]