51455475

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3221}}^1$

素因数の和:3308

約数の個数: 36

約数和(自身を含む): 93489552

約数和(自身を除く): 42034077

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 3221, 5325, 9663, 15975, 16105, 28989, 48315, 80525, 144945, 228691, 241575, 686073, 724725, 1143455, 2058219, 3430365, 5717275, 10291095, 17151825, 51455475]

約数ペア:

[(1, 51455475), (3, 17151825), (5, 10291095), (9, 5717275), (15, 3430365), (25, 2058219), (45, 1143455), (71, 724725), (75, 686073), (213, 241575), (225, 228691), (355, 144945), (639, 80525), (1065, 48315), (1775, 28989), (3195, 16105), (3221, 15975), (5325, 9663)]