320587071

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{2713}}^1$

素因数の和:3071

約数の個数: 32

約数和(自身を含む): 519003648

約数和(自身を除く): 198416577

約数列:

[1, 3, 7, 17, 21, 51, 119, 331, 357, 993, 2317, 2713, 5627, 6951, 8139, 16881, 18991, 39389, 46121, 56973, 118167, 138363, 322847, 898003, 968541, 2694009, 6286021, 15266051, 18858063, 45798153, 106862357, 320587071]

約数ペア:

[(1, 320587071), (3, 106862357), (7, 45798153), (17, 18858063), (21, 15266051), (51, 6286021), (119, 2694009), (331, 968541), (357, 898003), (993, 322847), (2317, 138363), (2713, 118167), (5627, 56973), (6951, 46121), (8139, 39389), (16881, 18991)]