78960427

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 105380352

約数和(自身を除く): 26419925

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 559, 731, 1187, 1547, 3913, 5117, 8309, 9503, 15431, 20179, 51041, 66521, 108017, 141253, 262327, 357287, 663533, 867697, 1836289, 4644731, 6073879, 11280061, 78960427]

約数ペア:

[(1, 78960427), (7, 11280061), (13, 6073879), (17, 4644731), (43, 1836289), (91, 867697), (119, 663533), (221, 357287), (301, 262327), (559, 141253), (731, 108017), (1187, 66521), (1547, 51041), (3913, 20179), (5117, 15431), (8309, 9503)]