9921795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 64

約数和(自身を含む): 18797184

約数和(自身を除く): 8875389

約数列:

[1, 3, 5, 13, 15, 17, 39, 41, 51, 65, 73, 85, 123, 195, 205, 219, 221, 255, 365, 533, 615, 663, 697, 949, 1095, 1105, 1241, 1599, 2091, 2665, 2847, 2993, 3315, 3485, 3723, 4745, 6205, 7995, 8979, 9061, 10455, 14235, 14965, 16133, 18615, 27183, 38909, 44895, 45305, 48399, 50881, 80665, 116727, 135915, 152643, 194545, 241995, 254405, 583635, 661453, 763215, 1984359, 3307265, 9921795]

約数ペア:

[(1, 9921795), (3, 3307265), (5, 1984359), (13, 763215), (15, 661453), (17, 583635), (39, 254405), (41, 241995), (51, 194545), (65, 152643), (73, 135915), (85, 116727), (123, 80665), (195, 50881), (205, 48399), (219, 45305), (221, 44895), (255, 38909), (365, 27183), (533, 18615), (615, 16133), (663, 14965), (697, 14235), (949, 10455), (1095, 9061), (1105, 8979), (1241, 7995), (1599, 6205), (2091, 4745), (2665, 3723), (2847, 3485), (2993, 3315)]