28255109

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 32260032

約数和(自身を除く): 4004923

約数列:

[1, 19, 23, 41, 83, 361, 437, 779, 943, 1577, 1909, 3403, 8303, 14801, 17917, 29963, 36271, 64657, 78269, 340423, 689149, 1228483, 1487111, 28255109]

約数ペア:

[(1, 28255109), (19, 1487111), (23, 1228483), (41, 689149), (83, 340423), (361, 78269), (437, 64657), (779, 36271), (943, 29963), (1577, 17917), (1909, 14801), (3403, 8303)]