40486719

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{148303}}^1$

素因数の和:148326

約数の個数: 16

約数和(自身を含む): 66440192

約数和(自身を除く): 25953473

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 148303, 444909, 1038121, 1927939, 3114363, 5783817, 13495573, 40486719]

約数ペア:

[(1, 40486719), (3, 13495573), (7, 5783817), (13, 3114363), (21, 1927939), (39, 1038121), (91, 444909), (273, 148303)]