201218913

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{86323}}^1$

素因数の和:86373

約数の個数: 24

約数和(自身を含む): 341152448

約数和(自身を除く): 139933535

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 86323, 258969, 604261, 776907, 1812783, 3193951, 5438349, 9581853, 22357657, 28745559, 67072971, 201218913]

約数ペア:

[(1, 201218913), (3, 67072971), (7, 28745559), (9, 22357657), (21, 9581853), (37, 5438349), (63, 3193951), (111, 1812783), (259, 776907), (333, 604261), (777, 258969), (2331, 86323)]