1800250077

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 2462676480

約数和(自身を除く): 662426403

約数列:

[1, 3, 131, 157, 163, 179, 393, 471, 489, 537, 20567, 21353, 23449, 25591, 28103, 29177, 61701, 64059, 70347, 76773, 84309, 87531, 3352421, 3681493, 3822187, 4580789, 10057263, 11044479, 11466561, 13742367, 600083359, 1800250077]

約数ペア:

[(1, 1800250077), (3, 600083359), (131, 13742367), (157, 11466561), (163, 11044479), (179, 10057263), (393, 4580789), (471, 3822187), (489, 3681493), (537, 3352421), (20567, 87531), (21353, 84309), (23449, 76773), (25591, 70347), (28103, 64059), (29177, 61701)]