13746747

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 22302720

約数和(自身を除く): 8555973

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 263, 393, 399, 789, 917, 1841, 2489, 2751, 4997, 5523, 7467, 14991, 17423, 34453, 34979, 52269, 103359, 104937, 241171, 654607, 723513, 1963821, 4582249, 13746747]

約数ペア:

[(1, 13746747), (3, 4582249), (7, 1963821), (19, 723513), (21, 654607), (57, 241171), (131, 104937), (133, 103359), (263, 52269), (393, 34979), (399, 34453), (789, 17423), (917, 14991), (1841, 7467), (2489, 5523), (2751, 4997)]