131442318

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{347731}}^1$

素因数の和:347749

約数の個数: 32

約数和(自身を含む): 333822720

約数和(自身を除く): 202380402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 347731, 695462, 1043193, 2086386, 2434117, 3129579, 4868234, 6259158, 7302351, 9388737, 14604702, 18777474, 21907053, 43814106, 65721159, 131442318]

約数ペア:

[(1, 131442318), (2, 65721159), (3, 43814106), (6, 21907053), (7, 18777474), (9, 14604702), (14, 9388737), (18, 7302351), (21, 6259158), (27, 4868234), (42, 3129579), (54, 2434117), (63, 2086386), (126, 1043193), (189, 695462), (378, 347731)]