27980065

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{769}}^1$

素因数の和:1176

約数の個数: 16

約数和(自身を含む): 35481600

約数和(自身を除く): 7501535

約数列:

[1, 5, 19, 95, 383, 769, 1915, 3845, 7277, 14611, 36385, 73055, 294527, 1472635, 5596013, 27980065]

約数ペア:

[(1, 27980065), (5, 5596013), (19, 1472635), (95, 294527), (383, 73055), (769, 36385), (1915, 14611), (3845, 7277)]