389640302

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{153281}}^1$

素因数の和:153355

約数の個数: 16

約数和(自身を含む): 618033024

約数和(自身を除く): 228392722

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 153281, 306562, 4751711, 6284521, 9503422, 12569042, 194820151, 389640302]

約数ペア:

[(1, 389640302), (2, 194820151), (31, 12569042), (41, 9503422), (62, 6284521), (82, 4751711), (1271, 306562), (2542, 153281)]