71581916

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{36007}}^1$

素因数の和:36089

約数の個数: 24

約数和(自身を含む): 145184256

約数和(自身を除く): 73602340

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 36007, 72014, 144028, 252049, 504098, 1008196, 2556497, 5112994, 10225988, 17895479, 35790958, 71581916]

約数ペア:

[(1, 71581916), (2, 35790958), (4, 17895479), (7, 10225988), (14, 5112994), (28, 2556497), (71, 1008196), (142, 504098), (284, 252049), (497, 144028), (994, 72014), (1988, 36007)]