816355007

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2621}}^1$

素因数の和:2763

約数の個数: 24

約数和(自身を含む): 940458960

約数和(自身を除く): 124103953

約数列:

[1, 13, 19, 97, 169, 247, 1261, 1843, 2621, 3211, 16393, 23959, 34073, 49799, 254237, 311467, 442949, 647387, 3305081, 4830503, 8416031, 42966053, 62796539, 816355007]

約数ペア:

[(1, 816355007), (13, 62796539), (19, 42966053), (97, 8416031), (169, 4830503), (247, 3305081), (1261, 647387), (1843, 442949), (2621, 311467), (3211, 254237), (16393, 49799), (23959, 34073)]