28831348

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{769}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 62782720

約数和(自身を除く): 33951372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 103, 182, 206, 364, 412, 721, 769, 1339, 1442, 1538, 2678, 2884, 3076, 5356, 5383, 9373, 9997, 10766, 18746, 19994, 21532, 37492, 39988, 69979, 79207, 139958, 158414, 279916, 316828, 554449, 1029691, 1108898, 2059382, 2217796, 4118764, 7207837, 14415674, 28831348]

約数ペア:

[(1, 28831348), (2, 14415674), (4, 7207837), (7, 4118764), (13, 2217796), (14, 2059382), (26, 1108898), (28, 1029691), (52, 554449), (91, 316828), (103, 279916), (182, 158414), (206, 139958), (364, 79207), (412, 69979), (721, 39988), (769, 37492), (1339, 21532), (1442, 19994), (1538, 18746), (2678, 10766), (2884, 9997), (3076, 9373), (5356, 5383)]