128045204

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{11519}}^1$

素因数の和:11927

約数の個数: 24

約数和(自身を含む): 256757760

約数和(自身を除く): 128712556

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 5558, 11116, 11519, 23038, 46076, 80633, 161266, 322532, 4573043, 9146086, 18292172, 32011301, 64022602, 128045204]

約数ペア:

[(1, 128045204), (2, 64022602), (4, 32011301), (7, 18292172), (14, 9146086), (28, 4573043), (397, 322532), (794, 161266), (1588, 80633), (2779, 46076), (5558, 23038), (11116, 11519)]