4279905

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{647}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 8864640

約数和(自身を除く): 4584735

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 647, 735, 945, 1323, 1941, 2205, 3235, 4529, 5823, 6615, 9705, 13587, 17469, 22645, 29115, 31703, 40761, 67935, 87345, 95109, 122283, 158515, 203805, 285327, 475545, 611415, 855981, 1426635, 4279905]

約数ペア:

[(1, 4279905), (3, 1426635), (5, 855981), (7, 611415), (9, 475545), (15, 285327), (21, 203805), (27, 158515), (35, 122283), (45, 95109), (49, 87345), (63, 67935), (105, 40761), (135, 31703), (147, 29115), (189, 22645), (245, 17469), (315, 13587), (441, 9705), (647, 6615), (735, 5823), (945, 4529), (1323, 3235), (1941, 2205)]