218338173

素因数分解:

$3^5\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 338170560

約数和(自身を除く): 119832387

約数列:

[1, 3, 9, 27, 59, 81, 97, 157, 177, 243, 291, 471, 531, 873, 1413, 1593, 2619, 4239, 4779, 5723, 7857, 9263, 12717, 14337, 15229, 17169, 23571, 27789, 38151, 45687, 51507, 83367, 137061, 154521, 250101, 411183, 463563, 750303, 898511, 1233549, 1390689, 2250909, 2695533, 3700647, 8086599, 24259797, 72779391, 218338173]

約数ペア:

[(1, 218338173), (3, 72779391), (9, 24259797), (27, 8086599), (59, 3700647), (81, 2695533), (97, 2250909), (157, 1390689), (177, 1233549), (243, 898511), (291, 750303), (471, 463563), (531, 411183), (873, 250101), (1413, 154521), (1593, 137061), (2619, 83367), (4239, 51507), (4779, 45687), (5723, 38151), (7857, 27789), (9263, 23571), (12717, 17169), (14337, 15229)]