2494215

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 4427280

約数和(自身を除く): 1933065

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1289, 1935, 3867, 6445, 11601, 19335, 55427, 58005, 166281, 277135, 498843, 831405, 2494215]

約数ペア:

[(1, 2494215), (3, 831405), (5, 498843), (9, 277135), (15, 166281), (43, 58005), (45, 55427), (129, 19335), (215, 11601), (387, 6445), (645, 3867), (1289, 1935)]