1298624

素因数分解:

$2^6\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 28

約数和(自身を含む): 2615184

約数和(自身を除く): 1316560

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 197, 206, 394, 412, 788, 824, 1576, 1648, 3152, 3296, 6304, 6592, 12608, 20291, 40582, 81164, 162328, 324656, 649312, 1298624]

約数ペア:

[(1, 1298624), (2, 649312), (4, 324656), (8, 162328), (16, 81164), (32, 40582), (64, 20291), (103, 12608), (197, 6592), (206, 6304), (394, 3296), (412, 3152), (788, 1648), (824, 1576)]