16972893

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6571}}^1$

素因数の和:6625

約数の個数: 24

約数和(自身を含む): 28706496

約数和(自身を除く): 11733603

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 6571, 19713, 45997, 59139, 137991, 269411, 413973, 808233, 1885877, 2424699, 5657631, 16972893]

約数ペア:

[(1, 16972893), (3, 5657631), (7, 2424699), (9, 1885877), (21, 808233), (41, 413973), (63, 269411), (123, 137991), (287, 59139), (369, 45997), (861, 19713), (2583, 6571)]