78931017

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 137445120

約数和(自身を除く): 58514103

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 193, 243, 297, 459, 561, 579, 729, 891, 1377, 1683, 1737, 2123, 2187, 2673, 3281, 4131, 5049, 5211, 6369, 8019, 9843, 12393, 15147, 15633, 19107, 24057, 29529, 36091, 37179, 45441, 46899, 57321, 88587, 108273, 136323, 140697, 171963, 265761, 324819, 408969, 422091, 515889, 797283, 974457, 1547667, 2391849, 2923371, 4643001, 7175547, 8770113, 26310339, 78931017]

約数ペア:

[(1, 78931017), (3, 26310339), (9, 8770113), (11, 7175547), (17, 4643001), (27, 2923371), (33, 2391849), (51, 1547667), (81, 974457), (99, 797283), (153, 515889), (187, 422091), (193, 408969), (243, 324819), (297, 265761), (459, 171963), (561, 140697), (579, 136323), (729, 108273), (891, 88587), (1377, 57321), (1683, 46899), (1737, 45441), (2123, 37179), (2187, 36091), (2673, 29529), (3281, 24057), (4131, 19107), (5049, 15633), (5211, 15147), (6369, 12393), (8019, 9843)]