201409173

素因数分解:

$3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2797}}^1$

素因数の和:2943

約数の個数: 40

約数和(自身を含む): 346683392

約数和(自身を除く): 145274219

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 381, 567, 889, 1143, 2667, 2797, 3429, 8001, 8391, 10287, 19579, 24003, 25173, 58737, 72009, 75519, 176211, 226557, 355219, 528633, 1065657, 1585899, 2486533, 3196971, 7459599, 9590913, 22378797, 28772739, 67136391, 201409173]

約数ペア:

[(1, 201409173), (3, 67136391), (7, 28772739), (9, 22378797), (21, 9590913), (27, 7459599), (63, 3196971), (81, 2486533), (127, 1585899), (189, 1065657), (381, 528633), (567, 355219), (889, 226557), (1143, 176211), (2667, 75519), (2797, 72009), (3429, 58737), (8001, 25173), (8391, 24003), (10287, 19579)]