220185981

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{1087}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 323841024

約数和(自身を除く): 103655043

約数列:

[1, 3, 9, 71, 213, 317, 639, 951, 1087, 2853, 3261, 9783, 22507, 67521, 77177, 202563, 231531, 344579, 694593, 1033737, 3101211, 24465109, 73395327, 220185981]

約数ペア:

[(1, 220185981), (3, 73395327), (9, 24465109), (71, 3101211), (213, 1033737), (317, 694593), (639, 344579), (951, 231531), (1087, 202563), (2853, 77177), (3261, 67521), (9783, 22507)]