1581440854

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1\times {\mathrm{3413}}^1$

素因数の和:4884

約数の個数: 32

約数和(自身を含む): 2831708160

約数和(自身を除く): 1250267306

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 1439, 2878, 3413, 6826, 10073, 20146, 23891, 33097, 47782, 66194, 78499, 156998, 231679, 463358, 549493, 1098986, 4911307, 9822614, 34379149, 68758298, 112960061, 225920122, 790720427, 1581440854]

約数ペア:

[(1, 1581440854), (2, 790720427), (7, 225920122), (14, 112960061), (23, 68758298), (46, 34379149), (161, 9822614), (322, 4911307), (1439, 1098986), (2878, 549493), (3413, 463358), (6826, 231679), (10073, 156998), (20146, 78499), (23891, 66194), (33097, 47782)]