217779156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{864203}}^1$

素因数の和:864220

約数の個数: 36

約数和(自身を含む): 629140512

約数和(自身を除く): 411361356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 864203, 1728406, 2592609, 3456812, 5185218, 6049421, 7777827, 10370436, 12098842, 15555654, 18148263, 24197684, 31111308, 36296526, 54444789, 72593052, 108889578, 217779156]

約数ペア:

[(1, 217779156), (2, 108889578), (3, 72593052), (4, 54444789), (6, 36296526), (7, 31111308), (9, 24197684), (12, 18148263), (14, 15555654), (18, 12098842), (21, 10370436), (28, 7777827), (36, 6049421), (42, 5185218), (63, 3456812), (84, 2592609), (126, 1728406), (252, 864203)]