187430385

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 304174080

約数和(自身を除く): 116743695

約数列:

[1, 3, 5, 15, 137, 223, 409, 411, 669, 685, 1115, 1227, 2045, 2055, 3345, 6135, 30551, 56033, 91207, 91653, 152755, 168099, 273621, 280165, 456035, 458265, 840495, 1368105, 12495359, 37486077, 62476795, 187430385]

約数ペア:

[(1, 187430385), (3, 62476795), (5, 37486077), (15, 12495359), (137, 1368105), (223, 840495), (409, 458265), (411, 456035), (669, 280165), (685, 273621), (1115, 168099), (1227, 152755), (2045, 91653), (2055, 91207), (3345, 56033), (6135, 30551)]