221937744

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{660529}}^1$

素因数の和:660547

約数の個数: 40

約数和(自身を含む): 655245760

約数和(自身を除く): 433308016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 660529, 1321058, 1981587, 2642116, 3963174, 4623703, 5284232, 7926348, 9247406, 10568464, 13871109, 15852696, 18494812, 27742218, 31705392, 36989624, 55484436, 73979248, 110968872, 221937744]

約数ペア:

[(1, 221937744), (2, 110968872), (3, 73979248), (4, 55484436), (6, 36989624), (7, 31705392), (8, 27742218), (12, 18494812), (14, 15852696), (16, 13871109), (21, 10568464), (24, 9247406), (28, 7926348), (42, 5284232), (48, 4623703), (56, 3963174), (84, 2642116), (112, 1981587), (168, 1321058), (336, 660529)]