71786949

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 106197504

約数和(自身を除く): 34410555

約数列:

[1, 3, 13, 39, 67, 83, 201, 249, 331, 871, 993, 1079, 2613, 3237, 4303, 5561, 12909, 16683, 22177, 27473, 66531, 72293, 82419, 216879, 288301, 357149, 864903, 1071447, 1840691, 5522073, 23928983, 71786949]

約数ペア:

[(1, 71786949), (3, 23928983), (13, 5522073), (39, 1840691), (67, 1071447), (83, 864903), (201, 357149), (249, 288301), (331, 216879), (871, 82419), (993, 72293), (1079, 66531), (2613, 27473), (3237, 22177), (4303, 16683), (5561, 12909)]