68873818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 114452352

約数和(自身を除く): 45578534

約数列:

[1, 2, 13, 26, 53, 106, 151, 302, 331, 662, 689, 1378, 1963, 3926, 4303, 8003, 8606, 16006, 17543, 35086, 49981, 99962, 104039, 208078, 228059, 456118, 649753, 1299506, 2648993, 5297986, 34436909, 68873818]

約数ペア:

[(1, 68873818), (2, 34436909), (13, 5297986), (26, 2648993), (53, 1299506), (106, 649753), (151, 456118), (302, 228059), (331, 208078), (662, 104039), (689, 99962), (1378, 49981), (1963, 35086), (3926, 17543), (4303, 16006), (8003, 8606)]