195977880007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{100537}}^1$

素因数の和:101279

約数の個数: 32

約数和(自身を含む): 249347108864

約数和(自身を除く): 53369228857

約数列:

[1, 7, 13, 31, 91, 217, 403, 691, 2821, 4837, 8983, 21421, 62881, 100537, 149947, 278473, 703759, 1306981, 1949311, 3116647, 9148867, 21816529, 40516411, 69471067, 283614877, 486297469, 903123871, 2153603077, 6321867097, 15075221539, 27996840001, 195977880007]

約数ペア:

[(1, 195977880007), (7, 27996840001), (13, 15075221539), (31, 6321867097), (91, 2153603077), (217, 903123871), (403, 486297469), (691, 283614877), (2821, 69471067), (4837, 40516411), (8983, 21816529), (21421, 9148867), (62881, 3116647), (100537, 1949311), (149947, 1306981), (278473, 703759)]