71991864

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{142841}}^1$

素因数の和:142860

約数の個数: 48

約数和(自身を含む): 222833520

約数和(自身を除く): 150841656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 142841, 285682, 428523, 571364, 857046, 999887, 1142728, 1285569, 1714092, 1999774, 2571138, 2999661, 3428184, 3999548, 5142276, 5999322, 7999096, 8998983, 10284552, 11998644, 17997966, 23997288, 35995932, 71991864]

約数ペア:

[(1, 71991864), (2, 35995932), (3, 23997288), (4, 17997966), (6, 11998644), (7, 10284552), (8, 8998983), (9, 7999096), (12, 5999322), (14, 5142276), (18, 3999548), (21, 3428184), (24, 2999661), (28, 2571138), (36, 1999774), (42, 1714092), (56, 1285569), (63, 1142728), (72, 999887), (84, 857046), (126, 571364), (168, 428523), (252, 285682), (504, 142841)]