289341315

素因数分解:

$3^5\times 5^1\times {\mathrm{238141}}^1$

素因数の和:238161

約数の個数: 24

約数和(自身を含む): 520102128

約数和(自身を除く): 230760813

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 238141, 714423, 1190705, 2143269, 3572115, 6429807, 10716345, 19289421, 32149035, 57868263, 96447105, 289341315]

約数ペア:

[(1, 289341315), (3, 96447105), (5, 57868263), (9, 32149035), (15, 19289421), (27, 10716345), (45, 6429807), (81, 3572115), (135, 2143269), (243, 1190705), (405, 714423), (1215, 238141)]