11913795

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 21745152

約数和(自身を除く): 9831357

約数列:

[1, 3, 5, 9, 15, 43, 45, 47, 129, 131, 141, 215, 235, 387, 393, 423, 645, 655, 705, 1179, 1935, 1965, 2021, 2115, 5633, 5895, 6063, 6157, 10105, 16899, 18189, 18471, 28165, 30315, 30785, 50697, 55413, 84495, 90945, 92355, 253485, 264751, 277065, 794253, 1323755, 2382759, 3971265, 11913795]

約数ペア:

[(1, 11913795), (3, 3971265), (5, 2382759), (9, 1323755), (15, 794253), (43, 277065), (45, 264751), (47, 253485), (129, 92355), (131, 90945), (141, 84495), (215, 55413), (235, 50697), (387, 30785), (393, 30315), (423, 28165), (645, 18471), (655, 18189), (705, 16899), (1179, 10105), (1935, 6157), (1965, 6063), (2021, 5895), (2115, 5633)]