28685790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{45533}}^1$

素因数の和:45553

約数の個数: 48

約数和(自身を含む): 85239648

約数和(自身を除く): 56553858

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 45533, 91066, 136599, 227665, 273198, 318731, 409797, 455330, 637462, 682995, 819594, 956193, 1365990, 1593655, 1912386, 2048985, 2868579, 3187310, 4097970, 4780965, 5737158, 9561930, 14342895, 28685790]

約数ペア:

[(1, 28685790), (2, 14342895), (3, 9561930), (5, 5737158), (6, 4780965), (7, 4097970), (9, 3187310), (10, 2868579), (14, 2048985), (15, 1912386), (18, 1593655), (21, 1365990), (30, 956193), (35, 819594), (42, 682995), (45, 637462), (63, 455330), (70, 409797), (90, 318731), (105, 273198), (126, 227665), (210, 136599), (315, 91066), (630, 45533)]