5120913

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 8211456

約数和(自身を除く): 3090543

約数列:

[1, 3, 7, 21, 43, 53, 107, 129, 159, 301, 321, 371, 749, 903, 1113, 2247, 2279, 4601, 5671, 6837, 13803, 15953, 17013, 32207, 39697, 47859, 96621, 119091, 243853, 731559, 1706971, 5120913]

約数ペア:

[(1, 5120913), (3, 1706971), (7, 731559), (21, 243853), (43, 119091), (53, 96621), (107, 47859), (129, 39697), (159, 32207), (301, 17013), (321, 15953), (371, 13803), (749, 6837), (903, 5671), (1113, 4601), (2247, 2279)]