28678034

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 56142720

約数和(自身を除く): 27464686

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 259, 407, 518, 539, 719, 814, 1078, 1438, 1813, 2849, 3626, 5033, 5698, 7909, 10066, 15818, 19943, 26603, 35231, 39886, 53206, 55363, 70462, 110726, 186221, 292633, 372442, 387541, 585266, 775082, 1303547, 2048431, 2607094, 4096862, 14339017, 28678034]

約数ペア:

[(1, 28678034), (2, 14339017), (7, 4096862), (11, 2607094), (14, 2048431), (22, 1303547), (37, 775082), (49, 585266), (74, 387541), (77, 372442), (98, 292633), (154, 186221), (259, 110726), (407, 70462), (518, 55363), (539, 53206), (719, 39886), (814, 35231), (1078, 26603), (1438, 19943), (1813, 15818), (2849, 10066), (3626, 7909), (5033, 5698)]