648541738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{34123}}^1$

素因数の和:34198

約数の個数: 32

約数和(自身を含む): 1135100736

約数和(自身を除く): 486558998

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 442, 559, 731, 1118, 1462, 9503, 19006, 34123, 68246, 443599, 580091, 887198, 1160182, 1467289, 2934578, 7541183, 15082366, 19074757, 24943913, 38149514, 49887826, 324270869, 648541738]

約数ペア:

[(1, 648541738), (2, 324270869), (13, 49887826), (17, 38149514), (26, 24943913), (34, 19074757), (43, 15082366), (86, 7541183), (221, 2934578), (442, 1467289), (559, 1160182), (731, 887198), (1118, 580091), (1462, 443599), (9503, 68246), (19006, 34123)]