260069211

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{139597}}^1$

素因数の和:139632

約数の個数: 20

約数和(自身を含む): 405392592

約数和(自身を除く): 145323381

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 139597, 418791, 1256373, 3210731, 3769119, 9632193, 11307357, 28896579, 86689737, 260069211]

約数ペア:

[(1, 260069211), (3, 86689737), (9, 28896579), (23, 11307357), (27, 9632193), (69, 3769119), (81, 3210731), (207, 1256373), (621, 418791), (1863, 139597)]