191748879

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 326476800

約数和(自身を除く): 134727921

約数列:

[1, 3, 7, 9, 21, 59, 63, 79, 177, 237, 413, 531, 553, 653, 711, 1239, 1659, 1959, 3717, 4571, 4661, 4977, 5877, 13713, 13983, 32627, 38527, 41139, 41949, 51587, 97881, 115581, 154761, 269689, 293643, 346743, 361109, 464283, 809067, 1083327, 2427201, 3043633, 3249981, 9130899, 21305431, 27392697, 63916293, 191748879]

約数ペア:

[(1, 191748879), (3, 63916293), (7, 27392697), (9, 21305431), (21, 9130899), (59, 3249981), (63, 3043633), (79, 2427201), (177, 1083327), (237, 809067), (413, 464283), (531, 361109), (553, 346743), (653, 293643), (711, 269689), (1239, 154761), (1659, 115581), (1959, 97881), (3717, 51587), (4571, 41949), (4661, 41139), (4977, 38527), (5877, 32627), (13713, 13983)]