12717471

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 19253248

約数和(自身を除く): 6535777

約数列:

[1, 3, 13, 31, 39, 67, 93, 157, 201, 403, 471, 871, 1209, 2041, 2077, 2613, 4867, 6123, 6231, 10519, 14601, 27001, 31557, 63271, 81003, 136747, 189813, 326089, 410241, 978267, 4239157, 12717471]

約数ペア:

[(1, 12717471), (3, 4239157), (13, 978267), (31, 410241), (39, 326089), (67, 189813), (93, 136747), (157, 81003), (201, 63271), (403, 31557), (471, 27001), (871, 14601), (1209, 10519), (2041, 6231), (2077, 6123), (2613, 4867)]