40872015

素因数分解:

$3^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{997}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 70993728

約数和(自身を除く): 30121713

約数列:

[1, 3, 5, 9, 15, 45, 911, 997, 2733, 2991, 4555, 4985, 8199, 8973, 13665, 14955, 40995, 44865, 908267, 2724801, 4541335, 8174403, 13624005, 40872015]

約数ペア:

[(1, 40872015), (3, 13624005), (5, 8174403), (9, 4541335), (15, 2724801), (45, 908267), (911, 44865), (997, 40995), (2733, 14955), (2991, 13665), (4555, 8973), (4985, 8199)]