28183078

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 53932032

約数和(自身を除く): 25748954

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 127, 131, 154, 242, 254, 262, 847, 889, 917, 1397, 1441, 1694, 1778, 1834, 2794, 2882, 9779, 10087, 15367, 15851, 16637, 19558, 20174, 30734, 31702, 33274, 107569, 110957, 116459, 183007, 215138, 221914, 232918, 366014, 1281049, 2013077, 2562098, 4026154, 14091539, 28183078]

約数ペア:

[(1, 28183078), (2, 14091539), (7, 4026154), (11, 2562098), (14, 2013077), (22, 1281049), (77, 366014), (121, 232918), (127, 221914), (131, 215138), (154, 183007), (242, 116459), (254, 110957), (262, 107569), (847, 33274), (889, 31702), (917, 30734), (1397, 20174), (1441, 19558), (1694, 16637), (1778, 15851), (1834, 15367), (2794, 10087), (2882, 9779)]