2643045

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 4534272

約数和(自身を除く): 1891227

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 163, 235, 345, 489, 705, 815, 1081, 2445, 3243, 3749, 5405, 7661, 11247, 16215, 18745, 22983, 38305, 56235, 114915, 176203, 528609, 881015, 2643045]

約数ペア:

[(1, 2643045), (3, 881015), (5, 528609), (15, 176203), (23, 114915), (47, 56235), (69, 38305), (115, 22983), (141, 18745), (163, 16215), (235, 11247), (345, 7661), (489, 5405), (705, 3749), (815, 3243), (1081, 2445)]