2968137991

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{9923}}^1$

素因数の和:10135

約数の個数: 32

約数和(自身を含む): 3867978240

約数和(自身を除く): 899840249

約数列:

[1, 7, 13, 19, 91, 133, 173, 247, 1211, 1729, 2249, 3287, 9923, 15743, 23009, 42731, 69461, 128999, 188537, 299117, 902993, 1319759, 1716679, 2450981, 12016753, 17156867, 22316827, 32616901, 156217789, 228318307, 424019713, 2968137991]

約数ペア:

[(1, 2968137991), (7, 424019713), (13, 228318307), (19, 156217789), (91, 32616901), (133, 22316827), (173, 17156867), (247, 12016753), (1211, 2450981), (1729, 1716679), (2249, 1319759), (3287, 902993), (9923, 299117), (15743, 188537), (23009, 128999), (42731, 69461)]