28789908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20161}}^1$

素因数の和:20192

約数の個数: 48

約数和(自身を含む): 81293184

約数和(自身を除く): 52503276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 20161, 40322, 60483, 80644, 120966, 141127, 241932, 282254, 342737, 423381, 564508, 685474, 846762, 1028211, 1370948, 1693524, 2056422, 2399159, 4112844, 4798318, 7197477, 9596636, 14394954, 28789908]

約数ペア:

[(1, 28789908), (2, 14394954), (3, 9596636), (4, 7197477), (6, 4798318), (7, 4112844), (12, 2399159), (14, 2056422), (17, 1693524), (21, 1370948), (28, 1028211), (34, 846762), (42, 685474), (51, 564508), (68, 423381), (84, 342737), (102, 282254), (119, 241932), (204, 141127), (238, 120966), (357, 80644), (476, 60483), (714, 40322), (1428, 20161)]