1296464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 40

約数和(自身を含む): 2833152

約数和(自身を除く): 1536688

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 271, 299, 368, 542, 598, 1084, 1196, 2168, 2392, 3523, 4336, 4784, 6233, 7046, 12466, 14092, 24932, 28184, 49864, 56368, 81029, 99728, 162058, 324116, 648232, 1296464]

約数ペア:

[(1, 1296464), (2, 648232), (4, 324116), (8, 162058), (13, 99728), (16, 81029), (23, 56368), (26, 49864), (46, 28184), (52, 24932), (92, 14092), (104, 12466), (184, 7046), (208, 6233), (271, 4784), (299, 4336), (368, 3523), (542, 2392), (598, 2168), (1084, 1196)]