128875095

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3037}}^1$

素因数の和:3112

約数の個数: 48

約数和(自身を含む): 238859712

約数和(自身を除く): 109984617

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 69, 115, 123, 205, 207, 345, 369, 615, 943, 1035, 1845, 2829, 3037, 4715, 8487, 9111, 14145, 15185, 27333, 42435, 45555, 69851, 124517, 136665, 209553, 349255, 373551, 622585, 628659, 1047765, 1120653, 1867755, 2863891, 3143295, 5603265, 8591673, 14319455, 25775019, 42958365, 128875095]

約数ペア:

[(1, 128875095), (3, 42958365), (5, 25775019), (9, 14319455), (15, 8591673), (23, 5603265), (41, 3143295), (45, 2863891), (69, 1867755), (115, 1120653), (123, 1047765), (205, 628659), (207, 622585), (345, 373551), (369, 349255), (615, 209553), (943, 136665), (1035, 124517), (1845, 69851), (2829, 45555), (3037, 42435), (4715, 27333), (8487, 15185), (9111, 14145)]