397466757

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{953}}^1$

素因数の和:1255

約数の個数: 40

約数和(自身を含む): 627960960

約数和(自身を除く): 230494203

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 271, 513, 813, 953, 1539, 2439, 2859, 5149, 7317, 8577, 15447, 18107, 21951, 25731, 46341, 54321, 77193, 139023, 162963, 258263, 417069, 488889, 774789, 1466667, 2324367, 4906997, 6973101, 14720991, 20919303, 44162973, 132488919, 397466757]

約数ペア:

[(1, 397466757), (3, 132488919), (9, 44162973), (19, 20919303), (27, 14720991), (57, 6973101), (81, 4906997), (171, 2324367), (271, 1466667), (513, 774789), (813, 488889), (953, 417069), (1539, 258263), (2439, 162963), (2859, 139023), (5149, 77193), (7317, 54321), (8577, 46341), (15447, 25731), (18107, 21951)]