386780478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{9209059}}^1$

素因数の和:9209071

約数の個数: 16

約数和(自身を含む): 884069760

約数和(自身を除く): 497289282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 9209059, 18418118, 27627177, 55254354, 64463413, 128926826, 193390239, 386780478]

約数ペア:

[(1, 386780478), (2, 193390239), (3, 128926826), (6, 64463413), (7, 55254354), (14, 27627177), (21, 18418118), (42, 9209059)]