31107406

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{673}}^1$

素因数の和:888

約数の個数: 24

約数和(自身を含む): 51633792

約数和(自身を除く): 20526386

約数列:

[1, 2, 11, 22, 121, 191, 242, 382, 673, 1346, 2101, 4202, 7403, 14806, 23111, 46222, 81433, 128543, 162866, 257086, 1413973, 2827946, 15553703, 31107406]

約数ペア:

[(1, 31107406), (2, 15553703), (11, 2827946), (22, 1413973), (121, 257086), (191, 162866), (242, 128543), (382, 81433), (673, 46222), (1346, 23111), (2101, 14806), (4202, 7403)]