31516079

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 9541201

約数列:

[1, 7, 17, 19, 53, 119, 133, 263, 323, 371, 901, 1007, 1841, 2261, 4471, 4997, 6307, 7049, 13939, 17119, 31297, 34979, 84949, 97573, 119833, 236963, 264841, 594643, 1658741, 1853887, 4502297, 31516079]

約数ペア:

[(1, 31516079), (7, 4502297), (17, 1853887), (19, 1658741), (53, 594643), (119, 264841), (133, 236963), (263, 119833), (323, 97573), (371, 84949), (901, 34979), (1007, 31297), (1841, 17119), (2261, 13939), (4471, 7049), (4997, 6307)]