131553618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{12479}}^1$

素因数の和:12742

約数の個数: 32

約数和(自身を含む): 301916160

約数和(自身を除く): 170362542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 251, 502, 753, 1506, 1757, 3514, 5271, 10542, 12479, 24958, 37437, 74874, 87353, 174706, 262059, 524118, 3132229, 6264458, 9396687, 18793374, 21925603, 43851206, 65776809, 131553618]

約数ペア:

[(1, 131553618), (2, 65776809), (3, 43851206), (6, 21925603), (7, 18793374), (14, 9396687), (21, 6264458), (42, 3132229), (251, 524118), (502, 262059), (753, 174706), (1506, 87353), (1757, 74874), (3514, 37437), (5271, 24958), (10542, 12479)]