137788990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{194069}}^1$

素因数の和:194147

約数の個数: 16

約数和(自身を含む): 251514720

約数和(自身を除く): 113725730

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 194069, 388138, 970345, 1940690, 13778899, 27557798, 68894495, 137788990]

約数ペア:

[(1, 137788990), (2, 68894495), (5, 27557798), (10, 13778899), (71, 1940690), (142, 970345), (355, 388138), (710, 194069)]