57407973

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 89671680

約数和(自身を除く): 32263707

約数列:

[1, 3, 7, 21, 71, 139, 213, 277, 417, 497, 831, 973, 1491, 1939, 2919, 5817, 9869, 19667, 29607, 38503, 59001, 69083, 115509, 137669, 207249, 269521, 413007, 808563, 2733713, 8201139, 19135991, 57407973]

約数ペア:

[(1, 57407973), (3, 19135991), (7, 8201139), (21, 2733713), (71, 808563), (139, 413007), (213, 269521), (277, 207249), (417, 137669), (497, 115509), (831, 69083), (973, 59001), (1491, 38503), (1939, 29607), (2919, 19667), (5817, 9869)]