87921819

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{347}}^1\times {\mathrm{599}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 130291200

約数和(自身を除く): 42369381

約数列:

[1, 3, 9, 47, 141, 347, 423, 599, 1041, 1797, 3123, 5391, 16309, 28153, 48927, 84459, 146781, 207853, 253377, 623559, 1870677, 9769091, 29307273, 87921819]

約数ペア:

[(1, 87921819), (3, 29307273), (9, 9769091), (47, 1870677), (141, 623559), (347, 253377), (423, 207853), (599, 146781), (1041, 84459), (1797, 48927), (3123, 28153), (5391, 16309)]