28421778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61519}}^1$

素因数の和:61542

約数の個数: 32

約数和(自身を含む): 70871040

約数和(自身を除く): 42449262

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 61519, 123038, 184557, 369114, 430633, 676709, 861266, 1291899, 1353418, 2030127, 2583798, 4060254, 4736963, 9473926, 14210889, 28421778]

約数ペア:

[(1, 28421778), (2, 14210889), (3, 9473926), (6, 4736963), (7, 4060254), (11, 2583798), (14, 2030127), (21, 1353418), (22, 1291899), (33, 861266), (42, 676709), (66, 430633), (77, 369114), (154, 184557), (231, 123038), (462, 61519)]