291295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:194

約数の個数: 16

約数和(自身を含む): 388800

約数和(自身を除く): 97505

約数列:

[1, 5, 17, 23, 85, 115, 149, 391, 745, 1955, 2533, 3427, 12665, 17135, 58259, 291295]

約数ペア:

[(1, 291295), (5, 58259), (17, 17135), (23, 12665), (85, 3427), (115, 2533), (149, 1955), (391, 745)]