81829028

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{569}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 144996600

約数和(自身を除く): 63167572

約数列:

[1, 2, 4, 157, 229, 314, 458, 569, 628, 916, 1138, 2276, 35953, 71906, 89333, 130301, 143812, 178666, 260602, 357332, 521204, 20457257, 40914514, 81829028]

約数ペア:

[(1, 81829028), (2, 40914514), (4, 20457257), (157, 521204), (229, 357332), (314, 260602), (458, 178666), (569, 143812), (628, 130301), (916, 89333), (1138, 71906), (2276, 35953)]