630747

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{599}}^1$

素因数の和:624

約数の個数: 20

約数和(自身を含む): 1016400

約数和(自身を除く): 385653

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 599, 1053, 1797, 5391, 7787, 16173, 23361, 48519, 70083, 210249, 630747]

約数ペア:

[(1, 630747), (3, 210249), (9, 70083), (13, 48519), (27, 23361), (39, 16173), (81, 7787), (117, 5391), (351, 1797), (599, 1053)]