221208456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1316717}}^1$

素因数の和:1316733

約数の個数: 32

約数和(自身を含む): 632024640

約数和(自身を除く): 410816184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1316717, 2633434, 3950151, 5266868, 7900302, 9217019, 10533736, 15800604, 18434038, 27651057, 31601208, 36868076, 55302114, 73736152, 110604228, 221208456]

約数ペア:

[(1, 221208456), (2, 110604228), (3, 73736152), (4, 55302114), (6, 36868076), (7, 31601208), (8, 27651057), (12, 18434038), (14, 15800604), (21, 10533736), (24, 9217019), (28, 7900302), (42, 5266868), (56, 3950151), (84, 2633434), (168, 1316717)]