42072429

素因数分解:

$3^1\times 7^2\times {\mathrm{503}}^1\times {\mathrm{569}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 65499840

約数和(自身を除く): 23427411

約数列:

[1, 3, 7, 21, 49, 147, 503, 569, 1509, 1707, 3521, 3983, 10563, 11949, 24647, 27881, 73941, 83643, 286207, 858621, 2003449, 6010347, 14024143, 42072429]

約数ペア:

[(1, 42072429), (3, 14024143), (7, 6010347), (21, 2003449), (49, 858621), (147, 286207), (503, 83643), (569, 73941), (1509, 27881), (1707, 24647), (3521, 11949), (3983, 10563)]