140140854

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{123581}}^1$

素因数の和:123602

約数の個数: 40

約数和(自身を含む): 358882128

約数和(自身を除く): 218741274

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 123581, 247162, 370743, 741486, 865067, 1112229, 1730134, 2224458, 2595201, 3336687, 5190402, 6673374, 7785603, 10010061, 15571206, 20020122, 23356809, 46713618, 70070427, 140140854]

約数ペア:

[(1, 140140854), (2, 70070427), (3, 46713618), (6, 23356809), (7, 20020122), (9, 15571206), (14, 10010061), (18, 7785603), (21, 6673374), (27, 5190402), (42, 3336687), (54, 2595201), (63, 2224458), (81, 1730134), (126, 1112229), (162, 865067), (189, 741486), (378, 370743), (567, 247162), (1134, 123581)]