2647305

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 4647240

約数和(自身を除く): 1999935

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 661, 801, 1335, 1983, 3305, 4005, 5949, 9915, 29745, 58829, 176487, 294145, 529461, 882435, 2647305]

約数ペア:

[(1, 2647305), (3, 882435), (5, 529461), (9, 294145), (15, 176487), (45, 58829), (89, 29745), (267, 9915), (445, 5949), (661, 4005), (801, 3305), (1335, 1983)]