8778708

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 23351328

約数和(自身を除く): 14572620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 53, 86, 106, 107, 129, 159, 172, 212, 214, 258, 318, 321, 387, 428, 477, 516, 636, 642, 774, 954, 963, 1284, 1548, 1908, 1926, 2279, 3852, 4558, 4601, 5671, 6837, 9116, 9202, 11342, 13674, 13803, 17013, 18404, 20511, 22684, 27348, 27606, 34026, 41022, 41409, 51039, 55212, 68052, 82044, 82818, 102078, 165636, 204156, 243853, 487706, 731559, 975412, 1463118, 2194677, 2926236, 4389354, 8778708]

約数ペア:

[(1, 8778708), (2, 4389354), (3, 2926236), (4, 2194677), (6, 1463118), (9, 975412), (12, 731559), (18, 487706), (36, 243853), (43, 204156), (53, 165636), (86, 102078), (106, 82818), (107, 82044), (129, 68052), (159, 55212), (172, 51039), (212, 41409), (214, 41022), (258, 34026), (318, 27606), (321, 27348), (387, 22684), (428, 20511), (477, 18404), (516, 17013), (636, 13803), (642, 13674), (774, 11342), (954, 9202), (963, 9116), (1284, 6837), (1548, 5671), (1908, 4601), (1926, 4558), (2279, 3852)]