217636105

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{4789}}^1$

素因数の和:5004

約数の個数: 16

約数和(自身を含む): 267282000

約数和(自身を除く): 49645895

約数列:

[1, 5, 61, 149, 305, 745, 4789, 9089, 23945, 45445, 292129, 713561, 1460645, 3567805, 43527221, 217636105]

約数ペア:

[(1, 217636105), (5, 43527221), (61, 3567805), (149, 1460645), (305, 713561), (745, 292129), (4789, 45445), (9089, 23945)]