26811993

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 40456192

約数和(自身を除く): 13644199

約数列:

[1, 3, 13, 31, 39, 67, 93, 201, 331, 403, 871, 993, 1209, 2077, 2613, 4303, 6231, 10261, 12909, 22177, 27001, 30783, 66531, 81003, 133393, 288301, 400179, 687487, 864903, 2062461, 8937331, 26811993]

約数ペア:

[(1, 26811993), (3, 8937331), (13, 2062461), (31, 864903), (39, 687487), (67, 400179), (93, 288301), (201, 133393), (331, 81003), (403, 66531), (871, 30783), (993, 27001), (1209, 22177), (2077, 12909), (2613, 10261), (4303, 6231)]