78493198

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 144050400

約数和(自身を除く): 65557202

約数列:

[1, 2, 7, 14, 29, 49, 58, 71, 98, 142, 203, 389, 406, 497, 778, 994, 1421, 2059, 2723, 2842, 3479, 4118, 5446, 6958, 11281, 14413, 19061, 22562, 27619, 28826, 38122, 55238, 78967, 100891, 157934, 193333, 201782, 386666, 552769, 800951, 1105538, 1353331, 1601902, 2706662, 5606657, 11213314, 39246599, 78493198]

約数ペア:

[(1, 78493198), (2, 39246599), (7, 11213314), (14, 5606657), (29, 2706662), (49, 1601902), (58, 1353331), (71, 1105538), (98, 800951), (142, 552769), (203, 386666), (389, 201782), (406, 193333), (497, 157934), (778, 100891), (994, 78967), (1421, 55238), (2059, 38122), (2723, 28826), (2842, 27619), (3479, 22562), (4118, 19061), (5446, 14413), (6958, 11281)]