123989404

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:599

約数の個数: 72

約数和(自身を含む): 278087040

約数和(自身を除く): 154097636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 131, 154, 196, 262, 308, 439, 524, 539, 878, 917, 1078, 1441, 1756, 1834, 2156, 2882, 3073, 3668, 4829, 5764, 6146, 6419, 9658, 10087, 12292, 12838, 19316, 20174, 21511, 25676, 33803, 40348, 43022, 57509, 67606, 70609, 86044, 115018, 135212, 141218, 230036, 236621, 282436, 402563, 473242, 632599, 805126, 946484, 1265198, 1610252, 2530396, 2817941, 4428193, 5635882, 8856386, 11271764, 17712772, 30997351, 61994702, 123989404]

約数ペア:

[(1, 123989404), (2, 61994702), (4, 30997351), (7, 17712772), (11, 11271764), (14, 8856386), (22, 5635882), (28, 4428193), (44, 2817941), (49, 2530396), (77, 1610252), (98, 1265198), (131, 946484), (154, 805126), (196, 632599), (262, 473242), (308, 402563), (439, 282436), (524, 236621), (539, 230036), (878, 141218), (917, 135212), (1078, 115018), (1441, 86044), (1756, 70609), (1834, 67606), (2156, 57509), (2882, 43022), (3073, 40348), (3668, 33803), (4829, 25676), (5764, 21511), (6146, 20174), (6419, 19316), (9658, 12838), (10087, 12292)]