68647635

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{72643}}^1$

素因数の和:72664

約数の個数: 32

約数和(自身を含む): 139476480

約数和(自身を除く): 70828845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 72643, 217929, 363215, 508501, 653787, 1089645, 1525503, 1961361, 2542505, 3268935, 4576509, 7627515, 9806805, 13729527, 22882545, 68647635]

約数ペア:

[(1, 68647635), (3, 22882545), (5, 13729527), (7, 9806805), (9, 7627515), (15, 4576509), (21, 3268935), (27, 2542505), (35, 1961361), (45, 1525503), (63, 1089645), (105, 653787), (135, 508501), (189, 363215), (315, 217929), (945, 72643)]