30688262

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{601}}^1$

素因数の和:836

約数の個数: 24

約数和(自身を含む): 50921976

約数和(自身を除く): 20233714

約数列:

[1, 2, 11, 22, 121, 211, 242, 422, 601, 1202, 2321, 4642, 6611, 13222, 25531, 51062, 72721, 126811, 145442, 253622, 1394921, 2789842, 15344131, 30688262]

約数ペア:

[(1, 30688262), (2, 15344131), (11, 2789842), (22, 1394921), (121, 253622), (211, 145442), (242, 126811), (422, 72721), (601, 51062), (1202, 25531), (2321, 13222), (4642, 6611)]