25427745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{907}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 50993280

約数和(自身を除く): 25565535

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 89, 105, 267, 315, 445, 623, 801, 907, 1335, 1869, 2721, 3115, 4005, 4535, 5607, 6349, 8163, 9345, 13605, 19047, 28035, 31745, 40815, 57141, 80723, 95235, 242169, 285705, 403615, 565061, 726507, 1210845, 1695183, 2825305, 3632535, 5085549, 8475915, 25427745]

約数ペア:

[(1, 25427745), (3, 8475915), (5, 5085549), (7, 3632535), (9, 2825305), (15, 1695183), (21, 1210845), (35, 726507), (45, 565061), (63, 403615), (89, 285705), (105, 242169), (267, 95235), (315, 80723), (445, 57141), (623, 40815), (801, 31745), (907, 28035), (1335, 19047), (1869, 13605), (2721, 9345), (3115, 8163), (4005, 6349), (4535, 5607)]