144720018

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{457}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 319872696

約数和(自身を除く): 175152678

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 241, 438, 457, 482, 657, 723, 914, 1314, 1371, 1446, 2169, 2742, 4113, 4338, 8226, 17593, 33361, 35186, 52779, 66722, 100083, 105558, 110137, 158337, 200166, 220274, 300249, 316674, 330411, 600498, 660822, 991233, 1982466, 8040001, 16080002, 24120003, 48240006, 72360009, 144720018]

約数ペア:

[(1, 144720018), (2, 72360009), (3, 48240006), (6, 24120003), (9, 16080002), (18, 8040001), (73, 1982466), (146, 991233), (219, 660822), (241, 600498), (438, 330411), (457, 316674), (482, 300249), (657, 220274), (723, 200166), (914, 158337), (1314, 110137), (1371, 105558), (1446, 100083), (2169, 66722), (2742, 52779), (4113, 35186), (4338, 33361), (8226, 17593)]