31118528

素因数分解:

$2^6\times 7^2\times {\mathrm{9923}}^1$

素因数の和:9949

約数の個数: 42

約数和(自身を含む): 71839836

約数和(自身を除く): 40721308

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 9923, 19846, 39692, 69461, 79384, 138922, 158768, 277844, 317536, 486227, 555688, 635072, 972454, 1111376, 1944908, 2222752, 3889816, 4445504, 7779632, 15559264, 31118528]

約数ペア:

[(1, 31118528), (2, 15559264), (4, 7779632), (7, 4445504), (8, 3889816), (14, 2222752), (16, 1944908), (28, 1111376), (32, 972454), (49, 635072), (56, 555688), (64, 486227), (98, 317536), (112, 277844), (196, 158768), (224, 138922), (392, 79384), (448, 69461), (784, 39692), (1568, 19846), (3136, 9923)]