81827868

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{293}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 208483632

約数和(自身を除く): 126655764

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 74, 102, 111, 148, 204, 222, 293, 444, 586, 629, 879, 1172, 1258, 1369, 1758, 1887, 2516, 2738, 3516, 3774, 4107, 4981, 5476, 7548, 8214, 9962, 10841, 14943, 16428, 19924, 21682, 23273, 29886, 32523, 43364, 46546, 59772, 65046, 69819, 93092, 130092, 139638, 184297, 279276, 368594, 401117, 552891, 737188, 802234, 1105782, 1203351, 1604468, 2211564, 2406702, 4813404, 6818989, 13637978, 20456967, 27275956, 40913934, 81827868]

約数ペア:

[(1, 81827868), (2, 40913934), (3, 27275956), (4, 20456967), (6, 13637978), (12, 6818989), (17, 4813404), (34, 2406702), (37, 2211564), (51, 1604468), (68, 1203351), (74, 1105782), (102, 802234), (111, 737188), (148, 552891), (204, 401117), (222, 368594), (293, 279276), (444, 184297), (586, 139638), (629, 130092), (879, 93092), (1172, 69819), (1258, 65046), (1369, 59772), (1758, 46546), (1887, 43364), (2516, 32523), (2738, 29886), (3516, 23273), (3774, 21682), (4107, 19924), (4981, 16428), (5476, 14943), (7548, 10841), (8214, 9962)]