31280312

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9157}}^1$

素因数の和:9231

約数の個数: 32

約数和(自身を含む): 68135520

約数和(自身を除く): 36855208

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 9157, 18314, 36628, 64099, 73256, 128198, 256396, 512792, 558577, 1117154, 2234308, 3910039, 4468616, 7820078, 15640156, 31280312]

約数ペア:

[(1, 31280312), (2, 15640156), (4, 7820078), (7, 4468616), (8, 3910039), (14, 2234308), (28, 1117154), (56, 558577), (61, 512792), (122, 256396), (244, 128198), (427, 73256), (488, 64099), (854, 36628), (1708, 18314), (3416, 9157)]