13221039

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 19368720

約数和(自身を除く): 6147681

約数列:

[1, 3, 13, 39, 89, 169, 267, 293, 507, 879, 1157, 3471, 3809, 11427, 15041, 26077, 45123, 49517, 78231, 148551, 339001, 1017003, 4407013, 13221039]

約数ペア:

[(1, 13221039), (3, 4407013), (13, 1017003), (39, 339001), (89, 148551), (169, 78231), (267, 49517), (293, 45123), (507, 26077), (879, 15041), (1157, 11427), (3471, 3809)]