51642951

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 69767808

約数和(自身を除く): 18124857

約数列:

[1, 3, 131, 331, 393, 397, 993, 1191, 43361, 52007, 130083, 131407, 156021, 394221, 17214317, 51642951]

約数ペア:

[(1, 51642951), (3, 17214317), (131, 394221), (331, 156021), (393, 131407), (397, 130083), (993, 52007), (1191, 43361)]