23157825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 41622336

約数和(自身を除く): 18464511

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 75, 85, 123, 205, 255, 425, 443, 615, 697, 1025, 1275, 1329, 2091, 2215, 3075, 3485, 6645, 7531, 10455, 11075, 17425, 18163, 22593, 33225, 37655, 52275, 54489, 90815, 112965, 188275, 272445, 308771, 454075, 564825, 926313, 1362225, 1543855, 4631565, 7719275, 23157825]

約数ペア:

[(1, 23157825), (3, 7719275), (5, 4631565), (15, 1543855), (17, 1362225), (25, 926313), (41, 564825), (51, 454075), (75, 308771), (85, 272445), (123, 188275), (205, 112965), (255, 90815), (425, 54489), (443, 52275), (615, 37655), (697, 33225), (1025, 22593), (1275, 18163), (1329, 17425), (2091, 11075), (2215, 10455), (3075, 7531), (3485, 6645)]