207953265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{62731}}^1$

素因数の和:62769

約数の個数: 32

約数和(自身を含む): 379403136

約数和(自身を除く): 171449871

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 62731, 188193, 313655, 815503, 940965, 1066427, 2446509, 3199281, 4077515, 5332135, 12232545, 13863551, 15996405, 41590653, 69317755, 207953265]

約数ペア:

[(1, 207953265), (3, 69317755), (5, 41590653), (13, 15996405), (15, 13863551), (17, 12232545), (39, 5332135), (51, 4077515), (65, 3199281), (85, 2446509), (195, 1066427), (221, 940965), (255, 815503), (663, 313655), (1105, 188193), (3315, 62731)]