218698755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{28201}}^1$

素因数の和:28267

約数の個数: 32

約数和(自身を含む): 389864448

約数和(自身を除く): 171165693

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 141, 165, 235, 517, 705, 1551, 2585, 7755, 28201, 84603, 141005, 310211, 423015, 930633, 1325447, 1551055, 3976341, 4653165, 6627235, 14579917, 19881705, 43739751, 72899585, 218698755]

約数ペア:

[(1, 218698755), (3, 72899585), (5, 43739751), (11, 19881705), (15, 14579917), (33, 6627235), (47, 4653165), (55, 3976341), (141, 1551055), (165, 1325447), (235, 930633), (517, 423015), (705, 310211), (1551, 141005), (2585, 84603), (7755, 28201)]