17172921

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1181}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 23715648

約数和(自身を除く): 6542727

約数列:

[1, 3, 37, 111, 131, 393, 1181, 3543, 4847, 14541, 43697, 131091, 154711, 464133, 5724307, 17172921]

約数ペア:

[(1, 17172921), (3, 5724307), (37, 464133), (111, 154711), (131, 131091), (393, 43697), (1181, 14541), (3543, 4847)]