4001907

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 6676992

約数和(自身を除く): 2675085

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 137, 273, 321, 411, 749, 959, 1391, 1781, 2247, 2877, 4173, 5343, 9737, 12467, 14659, 29211, 37401, 43977, 102613, 190567, 307839, 571701, 1333969, 4001907]

約数ペア:

[(1, 4001907), (3, 1333969), (7, 571701), (13, 307839), (21, 190567), (39, 102613), (91, 43977), (107, 37401), (137, 29211), (273, 14659), (321, 12467), (411, 9737), (749, 5343), (959, 4173), (1391, 2877), (1781, 2247)]