28658757

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 40776736

約数和(自身を除く): 12117979

約数列:

[1, 3, 29, 37, 87, 111, 307, 841, 921, 1073, 2523, 3219, 8903, 11359, 26709, 31117, 34077, 93351, 258187, 329411, 774561, 988233, 9552919, 28658757]

約数ペア:

[(1, 28658757), (3, 9552919), (29, 988233), (37, 774561), (87, 329411), (111, 258187), (307, 93351), (841, 34077), (921, 31117), (1073, 26709), (2523, 11359), (3219, 8903)]