2591235

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 4548960

約数和(自身を除く): 1957725

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 647, 801, 1335, 1941, 3235, 4005, 5823, 9705, 29115, 57583, 172749, 287915, 518247, 863745, 2591235]

約数ペア:

[(1, 2591235), (3, 863745), (5, 518247), (9, 287915), (15, 172749), (45, 57583), (89, 29115), (267, 9705), (445, 5823), (647, 4005), (801, 3235), (1335, 1941)]