209340747

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{100693}}^1$

素因数の和:100720

約数の個数: 32

約数和(自身を含む): 386664960

約数和(自身を除く): 177324213

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 100693, 302079, 704851, 906237, 1107623, 2114553, 2718711, 3322869, 6343659, 7753361, 9968607, 19030977, 23260083, 29905821, 69780249, 209340747]

約数ペア:

[(1, 209340747), (3, 69780249), (7, 29905821), (9, 23260083), (11, 19030977), (21, 9968607), (27, 7753361), (33, 6343659), (63, 3322869), (77, 2718711), (99, 2114553), (189, 1107623), (231, 906237), (297, 704851), (693, 302079), (2079, 100693)]