28576890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10949}}^1$

素因数の和:10991

約数の個数: 48

約数和(自身を含む): 76869000

約数和(自身を除く): 48292110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 10949, 21898, 32847, 54745, 65694, 98541, 109490, 164235, 197082, 317521, 328470, 492705, 635042, 952563, 985410, 1587605, 1905126, 2857689, 3175210, 4762815, 5715378, 9525630, 14288445, 28576890]

約数ペア:

[(1, 28576890), (2, 14288445), (3, 9525630), (5, 5715378), (6, 4762815), (9, 3175210), (10, 2857689), (15, 1905126), (18, 1587605), (29, 985410), (30, 952563), (45, 635042), (58, 492705), (87, 328470), (90, 317521), (145, 197082), (174, 164235), (261, 109490), (290, 98541), (435, 65694), (522, 54745), (870, 32847), (1305, 21898), (2610, 10949)]