71394705

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 129991680

約数和(自身を除く): 58596975

約数列:

[1, 3, 5, 9, 15, 31, 45, 61, 93, 155, 183, 279, 305, 465, 549, 839, 915, 1395, 1891, 2517, 2745, 4195, 5673, 7551, 9455, 12585, 17019, 26009, 28365, 37755, 51179, 78027, 85095, 130045, 153537, 234081, 255895, 390135, 460611, 767685, 1170405, 1586549, 2303055, 4759647, 7932745, 14278941, 23798235, 71394705]

約数ペア:

[(1, 71394705), (3, 23798235), (5, 14278941), (9, 7932745), (15, 4759647), (31, 2303055), (45, 1586549), (61, 1170405), (93, 767685), (155, 460611), (183, 390135), (279, 255895), (305, 234081), (465, 153537), (549, 130045), (839, 85095), (915, 78027), (1395, 51179), (1891, 37755), (2517, 28365), (2745, 26009), (4195, 17019), (5673, 12585), (7551, 9455)]