42907347

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1733}}^1$

素因数の和:1880

約数の個数: 32

約数和(自身を含む): 73244160

約数和(自身を除く): 30336813

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 917, 1179, 1733, 2751, 3537, 5199, 8253, 12131, 15597, 24759, 36393, 46791, 109179, 227023, 327537, 681069, 1589161, 2043207, 4767483, 6129621, 14302449, 42907347]

約数ペア:

[(1, 42907347), (3, 14302449), (7, 6129621), (9, 4767483), (21, 2043207), (27, 1589161), (63, 681069), (131, 327537), (189, 227023), (393, 109179), (917, 46791), (1179, 36393), (1733, 24759), (2751, 15597), (3537, 12131), (5199, 8253)]