1297476921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1750981}}^1$

素因数の和:1751016

約数の個数: 16

約数和(自身を含む): 1961099840

約数和(自身を除く): 663622919

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 1750981, 5252943, 22762753, 33268639, 68288259, 99805917, 432492307, 1297476921]

約数ペア:

[(1, 1297476921), (3, 432492307), (13, 99805917), (19, 68288259), (39, 33268639), (57, 22762753), (247, 5252943), (741, 1750981)]