17987479

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 19758816

約数和(自身を除く): 1771337

約数列:

[1, 17, 41, 131, 197, 697, 2227, 3349, 5371, 8077, 25807, 91307, 137309, 438719, 1058087, 17987479]

約数ペア:

[(1, 17987479), (17, 1058087), (41, 438719), (131, 137309), (197, 91307), (697, 25807), (2227, 8077), (3349, 5371)]