42780143

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1171}}^1$

素因数の和:1502

約数の個数: 16

約数和(自身を含む): 51980544

約数和(自身を除く): 9200401

約数列:

[1, 7, 17, 119, 307, 1171, 2149, 5219, 8197, 19907, 36533, 139349, 359497, 2516479, 6111449, 42780143]

約数ペア:

[(1, 42780143), (7, 6111449), (17, 2516479), (119, 359497), (307, 139349), (1171, 36533), (2149, 19907), (5219, 8197)]