2207457

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 3746496

約数和(自身を除く): 1539039

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 947, 2331, 2841, 6629, 8523, 19887, 35039, 59661, 105117, 245273, 315351, 735819, 2207457]

約数ペア:

[(1, 2207457), (3, 735819), (7, 315351), (9, 245273), (21, 105117), (37, 59661), (63, 35039), (111, 19887), (259, 8523), (333, 6629), (777, 2841), (947, 2331)]