81969135585

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1\times {\mathrm{128437}}^1$

素因数の和:128873

約数の個数: 32

約数和(自身を含む): 132474035712

約数和(自身を除く): 50504900127

約数列:

[1, 3, 5, 15, 157, 271, 471, 785, 813, 1355, 2355, 4065, 42547, 127641, 128437, 212735, 385311, 638205, 642185, 1926555, 20164609, 34806427, 60493827, 100823045, 104419281, 174032135, 302469135, 522096405, 5464609039, 16393827117, 27323045195, 81969135585]

約数ペア:

[(1, 81969135585), (3, 27323045195), (5, 16393827117), (15, 5464609039), (157, 522096405), (271, 302469135), (471, 174032135), (785, 104419281), (813, 100823045), (1355, 60493827), (2355, 34806427), (4065, 20164609), (42547, 1926555), (127641, 642185), (128437, 638205), (212735, 385311)]