13212213

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{311}}^1$

素因数の和:362

約数の個数: 36

約数和(自身を含む): 21838752

約数和(自身を除く): 8626539

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 289, 311, 357, 833, 867, 933, 2023, 2177, 2499, 5287, 6069, 6531, 14161, 15239, 15861, 37009, 42483, 45717, 89879, 111027, 259063, 269637, 629153, 777189, 1887459, 4404071, 13212213]

約数ペア:

[(1, 13212213), (3, 4404071), (7, 1887459), (17, 777189), (21, 629153), (49, 269637), (51, 259063), (119, 111027), (147, 89879), (289, 45717), (311, 42483), (357, 37009), (833, 15861), (867, 15239), (933, 14161), (2023, 6531), (2177, 6069), (2499, 5287)]