78893757

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{51263}}^1$

素因数の和:51294

約数の個数: 20

約数和(自身を含む): 124058880

約数和(自身を除く): 45165123

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 51263, 153789, 461367, 973997, 1384101, 2921991, 4152303, 8765973, 26297919, 78893757]

約数ペア:

[(1, 78893757), (3, 26297919), (9, 8765973), (19, 4152303), (27, 2921991), (57, 1384101), (81, 973997), (171, 461367), (513, 153789), (1539, 51263)]