55470015

素因数分解:

$3^4\times 5^1\times {\mathrm{136963}}^1$

素因数の和:136980

約数の個数: 20

約数和(自身を含む): 99435864

約数和(自身を除く): 43965849

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 136963, 410889, 684815, 1232667, 2054445, 3698001, 6163335, 11094003, 18490005, 55470015]

約数ペア:

[(1, 55470015), (3, 18490005), (5, 11094003), (9, 6163335), (15, 3698001), (27, 2054445), (45, 1232667), (81, 684815), (135, 410889), (405, 136963)]