31213141442

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7681}}^1\times {\mathrm{15277}}^1$

素因数の和:22986

約数の個数: 32

約数和(自身を含む): 56335486080

約数和(自身を除く): 25122344638

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 7681, 15277, 15362, 30554, 53767, 106939, 107534, 145939, 213878, 290263, 291878, 580526, 1021573, 2031841, 2043146, 4063682, 117342637, 234685274, 821398459, 1642796918, 2229510103, 4459020206, 15606570721, 31213141442]

約数ペア:

[(1, 31213141442), (2, 15606570721), (7, 4459020206), (14, 2229510103), (19, 1642796918), (38, 821398459), (133, 234685274), (266, 117342637), (7681, 4063682), (15277, 2043146), (15362, 2031841), (30554, 1021573), (53767, 580526), (106939, 291878), (107534, 290263), (145939, 213878)]