401047208

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{509}}^1\times {\mathrm{661}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 759645000

約数和(自身を除く): 358597792

約数列:

[1, 2, 4, 8, 149, 298, 509, 596, 661, 1018, 1192, 1322, 2036, 2644, 4072, 5288, 75841, 98489, 151682, 196978, 303364, 336449, 393956, 606728, 672898, 787912, 1345796, 2691592, 50130901, 100261802, 200523604, 401047208]

約数ペア:

[(1, 401047208), (2, 200523604), (4, 100261802), (8, 50130901), (149, 2691592), (298, 1345796), (509, 787912), (596, 672898), (661, 606728), (1018, 393956), (1192, 336449), (1322, 303364), (2036, 196978), (2644, 151682), (4072, 98489), (5288, 75841)]