161777798

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{13267}}^1$

素因数の和:13356

約数の個数: 32

約数和(自身を含む): 303147264

約数和(自身を除く): 141369466

約数列:

[1, 2, 7, 13, 14, 26, 67, 91, 134, 182, 469, 871, 938, 1742, 6097, 12194, 13267, 26534, 92869, 172471, 185738, 344942, 888889, 1207297, 1777778, 2414594, 6222223, 11555557, 12444446, 23111114, 80888899, 161777798]

約数ペア:

[(1, 161777798), (2, 80888899), (7, 23111114), (13, 12444446), (14, 11555557), (26, 6222223), (67, 2414594), (91, 1777778), (134, 1207297), (182, 888889), (469, 344942), (871, 185738), (938, 172471), (1742, 92869), (6097, 26534), (12194, 13267)]