220421448

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{235493}}^1$

素因数の和:235518

約数の個数: 48

約数和(自身を含む): 642898620

約数和(自身を除く): 422477172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 235493, 470986, 706479, 941972, 1412958, 1883944, 2119437, 2825916, 3061409, 4238874, 5651832, 6122818, 8477748, 9184227, 12245636, 16955496, 18368454, 24491272, 27552681, 36736908, 55105362, 73473816, 110210724, 220421448]

約数ペア:

[(1, 220421448), (2, 110210724), (3, 73473816), (4, 55105362), (6, 36736908), (8, 27552681), (9, 24491272), (12, 18368454), (13, 16955496), (18, 12245636), (24, 9184227), (26, 8477748), (36, 6122818), (39, 5651832), (52, 4238874), (72, 3061409), (78, 2825916), (104, 2119437), (117, 1883944), (156, 1412958), (234, 941972), (312, 706479), (468, 470986), (936, 235493)]