133143712

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{320057}}^1$

素因数の和:320080

約数の個数: 24

約数和(自身を含む): 282291156

約数和(自身を除く): 149147444

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 320057, 640114, 1280228, 2560456, 4160741, 5120912, 8321482, 10241824, 16642964, 33285928, 66571856, 133143712]

約数ペア:

[(1, 133143712), (2, 66571856), (4, 33285928), (8, 16642964), (13, 10241824), (16, 8321482), (26, 5120912), (32, 4160741), (52, 2560456), (104, 1280228), (208, 640114), (416, 320057)]