303345

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{107}}^1$

素因数の和:131

約数の個数: 40

約数和(自身を含む): 627264

約数和(自身を除く): 323919

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 107, 135, 189, 315, 321, 405, 535, 567, 749, 945, 963, 1605, 2247, 2835, 2889, 3745, 4815, 6741, 8667, 11235, 14445, 20223, 33705, 43335, 60669, 101115, 303345]

約数ペア:

[(1, 303345), (3, 101115), (5, 60669), (7, 43335), (9, 33705), (15, 20223), (21, 14445), (27, 11235), (35, 8667), (45, 6741), (63, 4815), (81, 3745), (105, 2889), (107, 2835), (135, 2247), (189, 1605), (315, 963), (321, 945), (405, 749), (535, 567)]