39978393

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6367}}^1$

素因数の和:6413

約数の個数: 32

約数和(自身を含む): 68468736

約数和(自身を除く): 28490343

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 6367, 19101, 44569, 82771, 133707, 146441, 248313, 439323, 579397, 1025087, 1738191, 1903733, 3075261, 5711199, 13326131, 39978393]

約数ペア:

[(1, 39978393), (3, 13326131), (7, 5711199), (13, 3075261), (21, 1903733), (23, 1738191), (39, 1025087), (69, 579397), (91, 439323), (161, 248313), (273, 146441), (299, 133707), (483, 82771), (897, 44569), (2093, 19101), (6279, 6367)]