131728304

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:725

約数の個数: 40

約数和(自身を含む): 259952112

約数和(自身を除く): 128223808

約数列:

[1, 2, 4, 8, 16, 83, 166, 281, 332, 353, 562, 664, 706, 1124, 1328, 1412, 2248, 2824, 4496, 5648, 23323, 29299, 46646, 58598, 93292, 99193, 117196, 186584, 198386, 234392, 373168, 396772, 468784, 793544, 1587088, 8233019, 16466038, 32932076, 65864152, 131728304]

約数ペア:

[(1, 131728304), (2, 65864152), (4, 32932076), (8, 16466038), (16, 8233019), (83, 1587088), (166, 793544), (281, 468784), (332, 396772), (353, 373168), (562, 234392), (664, 198386), (706, 186584), (1124, 117196), (1328, 99193), (1412, 93292), (2248, 58598), (2824, 46646), (4496, 29299), (5648, 23323)]