18069415

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 26966016

約数和(自身を除く): 8896601

約数列:

[1, 5, 7, 13, 35, 65, 91, 151, 263, 455, 755, 1057, 1315, 1841, 1963, 3419, 5285, 9205, 9815, 13741, 17095, 23933, 39713, 68705, 119665, 198565, 277991, 516269, 1389955, 2581345, 3613883, 18069415]

約数ペア:

[(1, 18069415), (5, 3613883), (7, 2581345), (13, 1389955), (35, 516269), (65, 277991), (91, 198565), (151, 119665), (263, 68705), (455, 39713), (755, 23933), (1057, 17095), (1315, 13741), (1841, 9815), (1963, 9205), (3419, 5285)]