11986875

素因数分解:

$3^2\times 5^4\times {\mathrm{2131}}^1$

素因数の和:2157

約数の個数: 30

約数和(自身を含む): 21646196

約数和(自身を除く): 9659321

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 2131, 5625, 6393, 10655, 19179, 31965, 53275, 95895, 159825, 266375, 479475, 799125, 1331875, 2397375, 3995625, 11986875]

約数ペア:

[(1, 11986875), (3, 3995625), (5, 2397375), (9, 1331875), (15, 799125), (25, 479475), (45, 266375), (75, 159825), (125, 95895), (225, 53275), (375, 31965), (625, 19179), (1125, 10655), (1875, 6393), (2131, 5625)]