647278112

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{119689}}^1$

素因数の和:119725

約数の個数: 36

約数和(自身を含む): 1379906010

約数和(自身を除く): 732627898

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 119689, 239378, 478756, 957512, 1555957, 1915024, 3111914, 3830048, 6223828, 12447656, 20227441, 24895312, 40454882, 49790624, 80909764, 161819528, 323639056, 647278112]

約数ペア:

[(1, 647278112), (2, 323639056), (4, 161819528), (8, 80909764), (13, 49790624), (16, 40454882), (26, 24895312), (32, 20227441), (52, 12447656), (104, 6223828), (169, 3830048), (208, 3111914), (338, 1915024), (416, 1555957), (676, 957512), (1352, 478756), (2704, 239378), (5408, 119689)]