202900321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 239355648

約数和(自身を除く): 36455327

約数列:

[1, 13, 17, 67, 71, 193, 221, 871, 923, 1139, 1207, 2509, 3281, 4757, 12931, 13703, 14807, 15691, 42653, 61841, 80869, 168103, 178139, 219827, 232951, 918101, 1051297, 2857751, 3028363, 11935313, 15607717, 202900321]

約数ペア:

[(1, 202900321), (13, 15607717), (17, 11935313), (67, 3028363), (71, 2857751), (193, 1051297), (221, 918101), (871, 232951), (923, 219827), (1139, 178139), (1207, 168103), (2509, 80869), (3281, 61841), (4757, 42653), (12931, 15691), (13703, 14807)]