643747060921

素因数分解:

${\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{42181}}^1\times {\mathrm{4643}}^1$

素因数の和:47016

約数の個数: 16

約数和(自身を含む): 681708363840

約数和(自身を除く): 37961302919

約数列:

[1, 19, 173, 3287, 4643, 42181, 88217, 801439, 803239, 7297313, 15261541, 138648947, 195846383, 3721081277, 33881424259, 643747060921]

約数ペア:

[(1, 643747060921), (19, 33881424259), (173, 3721081277), (3287, 195846383), (4643, 138648947), (42181, 15261541), (88217, 7297313), (801439, 803239)]