251117804

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{1103}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 516354048

約数和(自身を除く): 265236244

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 173, 188, 329, 346, 658, 692, 1103, 1211, 1316, 2206, 2422, 4412, 4844, 7721, 8131, 15442, 16262, 30884, 32524, 51841, 56917, 103682, 113834, 190819, 207364, 227668, 362887, 381638, 725774, 763276, 1335733, 1451548, 2671466, 5342932, 8968493, 17936986, 35873972, 62779451, 125558902, 251117804]

約数ペア:

[(1, 251117804), (2, 125558902), (4, 62779451), (7, 35873972), (14, 17936986), (28, 8968493), (47, 5342932), (94, 2671466), (173, 1451548), (188, 1335733), (329, 763276), (346, 725774), (658, 381638), (692, 362887), (1103, 227668), (1211, 207364), (1316, 190819), (2206, 113834), (2422, 103682), (4412, 56917), (4844, 51841), (7721, 32524), (8131, 30884), (15442, 16262)]