31430828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{54949}}^1$

素因数の和:54977

約数の個数: 24

約数和(自身を含む): 64621200

約数和(自身を除く): 33190372

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 54949, 109898, 219796, 604439, 714337, 1208878, 1428674, 2417756, 2857348, 7857707, 15715414, 31430828]

約数ペア:

[(1, 31430828), (2, 15715414), (4, 7857707), (11, 2857348), (13, 2417756), (22, 1428674), (26, 1208878), (44, 714337), (52, 604439), (143, 219796), (286, 109898), (572, 54949)]