215942616

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{21577}}^1$

素因数の和:21728

約数の個数: 48

約数和(自身を含む): 589079400

約数和(自身を除く): 373136784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1251, 1668, 2502, 3336, 5004, 10008, 21577, 43154, 64731, 86308, 129462, 172616, 194193, 258924, 388386, 517848, 776772, 1553544, 2999203, 5998406, 8997609, 11996812, 17995218, 23993624, 26992827, 35990436, 53985654, 71980872, 107971308, 215942616]

約数ペア:

[(1, 215942616), (2, 107971308), (3, 71980872), (4, 53985654), (6, 35990436), (8, 26992827), (9, 23993624), (12, 17995218), (18, 11996812), (24, 8997609), (36, 5998406), (72, 2999203), (139, 1553544), (278, 776772), (417, 517848), (556, 388386), (834, 258924), (1112, 194193), (1251, 172616), (1668, 129462), (2502, 86308), (3336, 64731), (5004, 43154), (10008, 21577)]