213020072

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{85619}}^1$

素因数の和:85936

約数の個数: 16

約数和(自身を含む): 400701600

約数和(自身を除く): 187681528

約数列:

[1, 2, 4, 8, 311, 622, 1244, 2488, 85619, 171238, 342476, 684952, 26627509, 53255018, 106510036, 213020072]

約数ペア:

[(1, 213020072), (2, 106510036), (4, 53255018), (8, 26627509), (311, 684952), (622, 342476), (1244, 171238), (2488, 85619)]