8863037281

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{18911}}^1$

素因数の和:19053

約数の個数: 32

約数和(自身を含む): 10980458496

約数和(自身を除く): 2117421215

約数列:

[1, 7, 23, 41, 71, 161, 287, 497, 943, 1633, 2911, 6601, 11431, 18911, 20377, 66953, 132377, 434953, 468671, 775351, 1342681, 3044671, 5427457, 9398767, 17833073, 30881663, 55049921, 124831511, 216171641, 385349447, 1266148183, 8863037281]

約数ペア:

[(1, 8863037281), (7, 1266148183), (23, 385349447), (41, 216171641), (71, 124831511), (161, 55049921), (287, 30881663), (497, 17833073), (943, 9398767), (1633, 5427457), (2911, 3044671), (6601, 1342681), (11431, 775351), (18911, 468671), (20377, 434953), (66953, 132377)]