40000905

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{6047}}^1$

素因数の和:6075

約数の個数: 48

約数和(自身を含む): 82736640

約数和(自身を除く): 42735735

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6047, 6615, 18141, 30235, 42329, 54423, 90705, 126987, 163269, 211645, 272115, 296303, 380961, 634935, 816345, 888909, 1142883, 1481515, 1904805, 2666727, 4444545, 5714415, 8000181, 13333635, 40000905]

約数ペア:

[(1, 40000905), (3, 13333635), (5, 8000181), (7, 5714415), (9, 4444545), (15, 2666727), (21, 1904805), (27, 1481515), (35, 1142883), (45, 888909), (49, 816345), (63, 634935), (105, 380961), (135, 296303), (147, 272115), (189, 211645), (245, 163269), (315, 126987), (441, 90705), (735, 54423), (945, 42329), (1323, 30235), (2205, 18141), (6047, 6615)]