64571234

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 127733760

約数和(自身を除く): 63162526

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 71, 91, 133, 142, 182, 247, 263, 266, 494, 497, 526, 923, 994, 1349, 1729, 1841, 1846, 2698, 3419, 3458, 3682, 4997, 6461, 6838, 9443, 9994, 12922, 17537, 18673, 18886, 23933, 34979, 35074, 37346, 47866, 64961, 69958, 122759, 129922, 130711, 242749, 245518, 261422, 354787, 454727, 485498, 709574, 909454, 1699243, 2483509, 3398486, 4612231, 4967018, 9224462, 32285617, 64571234]

約数ペア:

[(1, 64571234), (2, 32285617), (7, 9224462), (13, 4967018), (14, 4612231), (19, 3398486), (26, 2483509), (38, 1699243), (71, 909454), (91, 709574), (133, 485498), (142, 454727), (182, 354787), (247, 261422), (263, 245518), (266, 242749), (494, 130711), (497, 129922), (526, 122759), (923, 69958), (994, 64961), (1349, 47866), (1729, 37346), (1841, 35074), (1846, 34979), (2698, 23933), (3419, 18886), (3458, 18673), (3682, 17537), (4997, 12922), (6461, 9994), (6838, 9443)]