65940287

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{487}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 81609216

約数和(自身を除く): 15668929

約数列:

[1, 7, 23, 29, 161, 203, 487, 667, 841, 3409, 4669, 5887, 11201, 14123, 19343, 78407, 98861, 135401, 324829, 409567, 2273803, 2866969, 9420041, 65940287]

約数ペア:

[(1, 65940287), (7, 9420041), (23, 2866969), (29, 2273803), (161, 409567), (203, 324829), (487, 135401), (667, 98861), (841, 78407), (3409, 19343), (4669, 14123), (5887, 11201)]