915840289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6163}}^1$

素因数の和:6277

約数の個数: 32

約数和(自身を含む): 1192955904

約数和(自身を除く): 277115615

約数列:

[1, 7, 13, 23, 71, 91, 161, 299, 497, 923, 1633, 2093, 6163, 6461, 11431, 21229, 43141, 80119, 141749, 148603, 437573, 560833, 992243, 1842737, 3063011, 5688449, 10064179, 12899159, 39819143, 70449253, 130834327, 915840289]

約数ペア:

[(1, 915840289), (7, 130834327), (13, 70449253), (23, 39819143), (71, 12899159), (91, 10064179), (161, 5688449), (299, 3063011), (497, 1842737), (923, 992243), (1633, 560833), (2093, 437573), (6163, 148603), (6461, 141749), (11431, 80119), (21229, 43141)]