81277714

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2689}}^1$

素因数の和:2842

約数の個数: 32

約数和(自身を含む): 148746240

約数和(自身を除く): 67468526

約数列:

[1, 2, 7, 14, 17, 34, 119, 127, 238, 254, 889, 1778, 2159, 2689, 4318, 5378, 15113, 18823, 30226, 37646, 45713, 91426, 319991, 341503, 639982, 683006, 2390521, 4781042, 5805551, 11611102, 40638857, 81277714]

約数ペア:

[(1, 81277714), (2, 40638857), (7, 11611102), (14, 5805551), (17, 4781042), (34, 2390521), (119, 683006), (127, 639982), (238, 341503), (254, 319991), (889, 91426), (1778, 45713), (2159, 37646), (2689, 30226), (4318, 18823), (5378, 15113)]