2289645

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 4363632

約数和(自身を除く): 2073987

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 73, 85, 123, 153, 205, 219, 255, 365, 369, 615, 657, 697, 765, 1095, 1241, 1845, 2091, 2993, 3285, 3485, 3723, 6205, 6273, 8979, 10455, 11169, 14965, 18615, 26937, 31365, 44895, 50881, 55845, 134685, 152643, 254405, 457929, 763215, 2289645]

約数ペア:

[(1, 2289645), (3, 763215), (5, 457929), (9, 254405), (15, 152643), (17, 134685), (41, 55845), (45, 50881), (51, 44895), (73, 31365), (85, 26937), (123, 18615), (153, 14965), (205, 11169), (219, 10455), (255, 8979), (365, 6273), (369, 6205), (615, 3723), (657, 3485), (697, 3285), (765, 2993), (1095, 2091), (1241, 1845)]