28237770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2593}}^1$

素因数の和:2628

約数の個数: 72

約数和(自身を含む): 80730468

約数和(自身を除く): 52492698

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 2593, 3630, 5186, 5445, 7779, 10890, 12965, 15558, 23337, 25930, 28523, 38895, 46674, 57046, 77790, 85569, 116685, 142615, 171138, 233370, 256707, 285230, 313753, 427845, 513414, 627506, 855690, 941259, 1283535, 1568765, 1882518, 2567070, 2823777, 3137530, 4706295, 5647554, 9412590, 14118885, 28237770]

約数ペア:

[(1, 28237770), (2, 14118885), (3, 9412590), (5, 5647554), (6, 4706295), (9, 3137530), (10, 2823777), (11, 2567070), (15, 1882518), (18, 1568765), (22, 1283535), (30, 941259), (33, 855690), (45, 627506), (55, 513414), (66, 427845), (90, 313753), (99, 285230), (110, 256707), (121, 233370), (165, 171138), (198, 142615), (242, 116685), (330, 85569), (363, 77790), (495, 57046), (605, 46674), (726, 38895), (990, 28523), (1089, 25930), (1210, 23337), (1815, 15558), (2178, 12965), (2593, 10890), (3630, 7779), (5186, 5445)]