28022001

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1481}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 46096128

約数和(自身を除く): 18074127

約数列:

[1, 3, 7, 17, 21, 51, 53, 119, 159, 357, 371, 901, 1113, 1481, 2703, 4443, 6307, 10367, 18921, 25177, 31101, 75531, 78493, 176239, 235479, 528717, 549451, 1334381, 1648353, 4003143, 9340667, 28022001]

約数ペア:

[(1, 28022001), (3, 9340667), (7, 4003143), (17, 1648353), (21, 1334381), (51, 549451), (53, 528717), (119, 235479), (159, 176239), (357, 78493), (371, 75531), (901, 31101), (1113, 25177), (1481, 18921), (2703, 10367), (4443, 6307)]