16998429

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 26966016

約数和(自身を除く): 9967587

約数列:

[1, 3, 7, 21, 37, 111, 131, 167, 259, 393, 501, 777, 917, 1169, 2751, 3507, 4847, 6179, 14541, 18537, 21877, 33929, 43253, 65631, 101787, 129759, 153139, 459417, 809449, 2428347, 5666143, 16998429]

約数ペア:

[(1, 16998429), (3, 5666143), (7, 2428347), (21, 809449), (37, 459417), (111, 153139), (131, 129759), (167, 101787), (259, 65631), (393, 43253), (501, 33929), (777, 21877), (917, 18537), (1169, 14541), (2751, 6179), (3507, 4847)]