218960068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 421521408

約数和(自身を除く): 202561340

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 241, 431, 482, 527, 862, 964, 1054, 1724, 2108, 4097, 7327, 7471, 8194, 13361, 14654, 14942, 16388, 26722, 29308, 29884, 53444, 103871, 127007, 207742, 227137, 254014, 415484, 454274, 508028, 908548, 1765807, 3220001, 3531614, 6440002, 7063228, 12880004, 54740017, 109480034, 218960068]

約数ペア:

[(1, 218960068), (2, 109480034), (4, 54740017), (17, 12880004), (31, 7063228), (34, 6440002), (62, 3531614), (68, 3220001), (124, 1765807), (241, 908548), (431, 508028), (482, 454274), (527, 415484), (862, 254014), (964, 227137), (1054, 207742), (1724, 127007), (2108, 103871), (4097, 53444), (7327, 29884), (7471, 29308), (8194, 26722), (13361, 16388), (14654, 14942)]