199792313

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 248497920

約数和(自身を除く): 48705607

約数列:

[1, 7, 17, 73, 109, 119, 211, 511, 763, 1241, 1477, 1853, 3587, 7957, 8687, 12971, 15403, 22999, 25109, 55699, 107821, 135269, 160993, 261851, 390983, 946883, 1678927, 1832957, 2736881, 11752489, 28541759, 199792313]

約数ペア:

[(1, 199792313), (7, 28541759), (17, 11752489), (73, 2736881), (109, 1832957), (119, 1678927), (211, 946883), (511, 390983), (763, 261851), (1241, 160993), (1477, 135269), (1853, 107821), (3587, 55699), (7957, 25109), (8687, 22999), (12971, 15403)]