217394012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1663}}^1\times {\mathrm{2971}}^1$

素因数の和:4649

約数の個数: 24

約数和(自身を含む): 415414272

約数和(自身を除く): 198020260

約数列:

[1, 2, 4, 11, 22, 44, 1663, 2971, 3326, 5942, 6652, 11884, 18293, 32681, 36586, 65362, 73172, 130724, 4940773, 9881546, 19763092, 54348503, 108697006, 217394012]

約数ペア:

[(1, 217394012), (2, 108697006), (4, 54348503), (11, 19763092), (22, 9881546), (44, 4940773), (1663, 130724), (2971, 73172), (3326, 65362), (5942, 36586), (6652, 32681), (11884, 18293)]