49507281

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:415

約数の個数: 40

約数和(自身を含む): 79148520

約数和(自身を除く): 29641239

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 157, 229, 459, 471, 687, 1377, 1413, 2061, 2669, 3893, 4239, 6183, 8007, 11679, 12717, 18549, 24021, 35037, 35953, 72063, 105111, 107859, 216189, 315333, 323577, 611201, 970731, 1833603, 2912193, 5500809, 16502427, 49507281]

約数ペア:

[(1, 49507281), (3, 16502427), (9, 5500809), (17, 2912193), (27, 1833603), (51, 970731), (81, 611201), (153, 323577), (157, 315333), (229, 216189), (459, 107859), (471, 105111), (687, 72063), (1377, 35953), (1413, 35037), (2061, 24021), (2669, 18549), (3893, 12717), (4239, 11679), (6183, 8007)]