71621716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^2\times {\mathrm{151}}^1$

素因数の和:332

約数の個数: 36

約数和(自身を含む): 134510880

約数和(自身を除く): 62889164

約数列:

[1, 2, 4, 19, 38, 76, 79, 151, 158, 302, 316, 604, 1501, 2869, 3002, 5738, 6004, 6241, 11476, 11929, 12482, 23858, 24964, 47716, 118579, 226651, 237158, 453302, 474316, 906604, 942391, 1884782, 3769564, 17905429, 35810858, 71621716]

約数ペア:

[(1, 71621716), (2, 35810858), (4, 17905429), (19, 3769564), (38, 1884782), (76, 942391), (79, 906604), (151, 474316), (158, 453302), (302, 237158), (316, 226651), (604, 118579), (1501, 47716), (2869, 24964), (3002, 23858), (5738, 12482), (6004, 11929), (6241, 11476)]