9781880415

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1\times {\mathrm{18859}}^1$

素因数の和:19247

約数の個数: 32

約数和(自身を含む): 15824294400

約数和(自身を除く): 6042413985

約数列:

[1, 3, 5, 15, 151, 229, 453, 687, 755, 1145, 2265, 3435, 18859, 34579, 56577, 94295, 103737, 172895, 282885, 518685, 2847709, 4318711, 8543127, 12956133, 14238545, 21593555, 42715635, 64780665, 652125361, 1956376083, 3260626805, 9781880415]

約数ペア:

[(1, 9781880415), (3, 3260626805), (5, 1956376083), (15, 652125361), (151, 64780665), (229, 42715635), (453, 21593555), (687, 14238545), (755, 12956133), (1145, 8543127), (2265, 4318711), (3435, 2847709), (18859, 518685), (34579, 282885), (56577, 172895), (94295, 103737)]