355431609

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42787}}^1$

素因数の和:42877

約数の個数: 24

約数和(自身を含む): 560693952

約数和(自身を除く): 205262343

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 42787, 128361, 385083, 556231, 1668693, 3037877, 5006079, 9113631, 27340893, 39492401, 118477203, 355431609]

約数ペア:

[(1, 355431609), (3, 118477203), (9, 39492401), (13, 27340893), (39, 9113631), (71, 5006079), (117, 3037877), (213, 1668693), (639, 556231), (923, 385083), (2769, 128361), (8307, 42787)]