199499539

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 231137280

約数和(自身を除く): 31637741

約数列:

[1, 17, 23, 31, 109, 151, 391, 527, 713, 1853, 2507, 2567, 3379, 3473, 4681, 12121, 16459, 42619, 57443, 59041, 77717, 79577, 107663, 279803, 378557, 510229, 1321189, 1830271, 6435469, 8673893, 11735267, 199499539]

約数ペア:

[(1, 199499539), (17, 11735267), (23, 8673893), (31, 6435469), (109, 1830271), (151, 1321189), (391, 510229), (527, 378557), (713, 279803), (1853, 107663), (2507, 79577), (2567, 77717), (3379, 59041), (3473, 57443), (4681, 42619), (12121, 16459)]