64721517

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{133999}}^1$

素因数の和:134032

約数の個数: 16

約数和(自身を含む): 102912000

約数和(自身を除く): 38190483

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 133999, 401997, 937993, 2813979, 3081977, 9245931, 21573839, 64721517]

約数ペア:

[(1, 64721517), (3, 21573839), (7, 9245931), (21, 3081977), (23, 2813979), (69, 937993), (161, 401997), (483, 133999)]