221713492

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{55373}}^1$

素因数の和:55408

約数の個数: 48

約数和(自身を含む): 520958592

約数和(自身を除く): 299245100

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 55373, 110746, 221492, 387611, 609103, 719849, 775222, 1218206, 1439698, 1550444, 2436412, 2879396, 4263721, 5038943, 7918339, 8527442, 10077886, 15836678, 17054884, 20155772, 31673356, 55428373, 110856746, 221713492]

約数ペア:

[(1, 221713492), (2, 110856746), (4, 55428373), (7, 31673356), (11, 20155772), (13, 17054884), (14, 15836678), (22, 10077886), (26, 8527442), (28, 7918339), (44, 5038943), (52, 4263721), (77, 2879396), (91, 2436412), (143, 1550444), (154, 1439698), (182, 1218206), (286, 775222), (308, 719849), (364, 609103), (572, 387611), (1001, 221492), (2002, 110746), (4004, 55373)]