217528073

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{977}}^1\times {\mathrm{1871}}^1$

素因数の和:2872

約数の個数: 16

約数和(自身を含む): 263637504

約数和(自身を除く): 46109431

約数列:

[1, 7, 17, 119, 977, 1871, 6839, 13097, 16609, 31807, 116263, 222649, 1827967, 12795769, 31075439, 217528073]

約数ペア:

[(1, 217528073), (7, 31075439), (17, 12795769), (119, 1827967), (977, 222649), (1871, 116263), (6839, 31807), (13097, 16609)]