871479

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 40

約数和(自身を含む): 1568160

約数和(自身を除く): 696681

約数列:

[1, 3, 7, 9, 21, 27, 29, 53, 63, 81, 87, 159, 189, 203, 261, 371, 477, 567, 609, 783, 1113, 1431, 1537, 1827, 2349, 3339, 4293, 4611, 5481, 10017, 10759, 13833, 16443, 30051, 32277, 41499, 96831, 124497, 290493, 871479]

約数ペア:

[(1, 871479), (3, 290493), (7, 124497), (9, 96831), (21, 41499), (27, 32277), (29, 30051), (53, 16443), (63, 13833), (81, 10759), (87, 10017), (159, 5481), (189, 4611), (203, 4293), (261, 3339), (371, 2349), (477, 1827), (567, 1537), (609, 1431), (783, 1113)]