217438166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{809}}^1$

素因数の和:1484

約数の個数: 32

約数和(自身を含む): 375580800

約数和(自身を除く): 158142634

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 643, 809, 1286, 1618, 7073, 8899, 12217, 14146, 15371, 17798, 24434, 30742, 134387, 169081, 268774, 338162, 520187, 1040374, 5722057, 9883553, 11444114, 19767106, 108719083, 217438166]

約数ペア:

[(1, 217438166), (2, 108719083), (11, 19767106), (19, 11444114), (22, 9883553), (38, 5722057), (209, 1040374), (418, 520187), (643, 338162), (809, 268774), (1286, 169081), (1618, 134387), (7073, 30742), (8899, 24434), (12217, 17798), (14146, 15371)]