312991119

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{39119}}^1$

素因数の和:39259

約数の個数: 24

約数和(自身を含む): 520765440

約数和(自身を除く): 207774321

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001, 39119, 117357, 273833, 352071, 821499, 2464497, 4968113, 14904339, 34776791, 44713017, 104330373, 312991119]

約数ペア:

[(1, 312991119), (3, 104330373), (7, 44713017), (9, 34776791), (21, 14904339), (63, 4968113), (127, 2464497), (381, 821499), (889, 352071), (1143, 273833), (2667, 117357), (8001, 39119)]