263600378

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 437555520

約数和(自身を除く): 173955142

約数列:

[1, 2, 23, 31, 46, 62, 67, 89, 134, 178, 713, 961, 1426, 1541, 1922, 2047, 2077, 2759, 3082, 4094, 4154, 5518, 5963, 11926, 22103, 44206, 47771, 63457, 64387, 85529, 95542, 126914, 128774, 137149, 171058, 184853, 274298, 369706, 1480901, 1967167, 2961802, 3934334, 4251619, 5730443, 8503238, 11460886, 131800189, 263600378]

約数ペア:

[(1, 263600378), (2, 131800189), (23, 11460886), (31, 8503238), (46, 5730443), (62, 4251619), (67, 3934334), (89, 2961802), (134, 1967167), (178, 1480901), (713, 369706), (961, 274298), (1426, 184853), (1541, 171058), (1922, 137149), (2047, 128774), (2077, 126914), (2759, 95542), (3082, 85529), (4094, 64387), (4154, 63457), (5518, 47771), (5963, 44206), (11926, 22103)]