28639530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10973}}^1$

素因数の和:11015

約数の個数: 48

約数和(自身を含む): 77037480

約数和(自身を除く): 48397950

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, 10973, 21946, 32919, 54865, 65838, 98757, 109730, 164595, 197514, 318217, 329190, 493785, 636434, 954651, 987570, 1591085, 1909302, 2863953, 3182170, 4773255, 5727906, 9546510, 14319765, 28639530]

約数ペア:

[(1, 28639530), (2, 14319765), (3, 9546510), (5, 5727906), (6, 4773255), (9, 3182170), (10, 2863953), (15, 1909302), (18, 1591085), (29, 987570), (30, 954651), (45, 636434), (58, 493785), (87, 329190), (90, 318217), (145, 197514), (174, 164595), (261, 109730), (290, 98757), (435, 65838), (522, 54865), (870, 32919), (1305, 21946), (2610, 10973)]