205877287

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 266158080

約数和(自身を除く): 60280793

約数列:

[1, 7, 11, 37, 77, 127, 259, 407, 569, 889, 1397, 2849, 3983, 4699, 6259, 9779, 21053, 32893, 43813, 51689, 72263, 147371, 231583, 361823, 505841, 794893, 1621081, 2673731, 5564251, 18716117, 29411041, 205877287]

約数ペア:

[(1, 205877287), (7, 29411041), (11, 18716117), (37, 5564251), (77, 2673731), (127, 1621081), (259, 794893), (407, 505841), (569, 361823), (889, 231583), (1397, 147371), (2849, 72263), (3983, 51689), (4699, 43813), (6259, 32893), (9779, 21053)]