13266747

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 21913584

約数和(自身を除く): 8646837

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 293, 351, 387, 559, 879, 1053, 1161, 1677, 2637, 3483, 3809, 5031, 7911, 11427, 12599, 15093, 23733, 34281, 37797, 45279, 102843, 113391, 163787, 308529, 340173, 491361, 1020519, 1474083, 4422249, 13266747]

約数ペア:

[(1, 13266747), (3, 4422249), (9, 1474083), (13, 1020519), (27, 491361), (39, 340173), (43, 308529), (81, 163787), (117, 113391), (129, 102843), (293, 45279), (351, 37797), (387, 34281), (559, 23733), (879, 15093), (1053, 12599), (1161, 11427), (1677, 7911), (2637, 5031), (3483, 3809)]