133112915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2131}}^1$

素因数の和:2211

約数の個数: 24

約数和(自身を含む): 177834384

約数和(自身を除く): 44721469

約数列:

[1, 5, 13, 31, 65, 155, 403, 961, 2015, 2131, 4805, 10655, 12493, 27703, 62465, 66061, 138515, 330305, 858793, 2047891, 4293965, 10239455, 26622583, 133112915]

約数ペア:

[(1, 133112915), (5, 26622583), (13, 10239455), (31, 4293965), (65, 2047891), (155, 858793), (403, 330305), (961, 138515), (2015, 66061), (2131, 62465), (4805, 27703), (10655, 12493)]