28960724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^2$

素因数の和:396

約数の個数: 36

約数和(自身を含む): 58111452

約数和(自身を除く): 29150728

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 181, 221, 362, 442, 724, 884, 2353, 3077, 4706, 6154, 9412, 12308, 32761, 40001, 65522, 80002, 131044, 160004, 425893, 556937, 851786, 1113874, 1703572, 2227748, 7240181, 14480362, 28960724]

約数ペア:

[(1, 28960724), (2, 14480362), (4, 7240181), (13, 2227748), (17, 1703572), (26, 1113874), (34, 851786), (52, 556937), (68, 425893), (181, 160004), (221, 131044), (362, 80002), (442, 65522), (724, 40001), (884, 32761), (2353, 12308), (3077, 9412), (4706, 6154)]