7978635

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{8443}}^1$

素因数の和:8464

約数の個数: 32

約数和(自身を含む): 16212480

約数和(自身を除く): 8233845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 8443, 25329, 42215, 59101, 75987, 126645, 177303, 227961, 295505, 379935, 531909, 886515, 1139805, 1595727, 2659545, 7978635]

約数ペア:

[(1, 7978635), (3, 2659545), (5, 1595727), (7, 1139805), (9, 886515), (15, 531909), (21, 379935), (27, 295505), (35, 227961), (45, 177303), (63, 126645), (105, 75987), (135, 59101), (189, 42215), (315, 25329), (945, 8443)]