197207984

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{283}}^1\times {\mathrm{449}}^1$

素因数の和:837

約数の個数: 40

約数和(自身を含む): 388256400

約数和(自身を除く): 191048416

約数列:

[1, 2, 4, 8, 16, 97, 194, 283, 388, 449, 566, 776, 898, 1132, 1552, 1796, 2264, 3592, 4528, 7184, 27451, 43553, 54902, 87106, 109804, 127067, 174212, 219608, 254134, 348424, 439216, 508268, 696848, 1016536, 2033072, 12325499, 24650998, 49301996, 98603992, 197207984]

約数ペア:

[(1, 197207984), (2, 98603992), (4, 49301996), (8, 24650998), (16, 12325499), (97, 2033072), (194, 1016536), (283, 696848), (388, 508268), (449, 439216), (566, 348424), (776, 254134), (898, 219608), (1132, 174212), (1552, 127067), (1796, 109804), (2264, 87106), (3592, 54902), (4528, 43553), (7184, 27451)]