669492089

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{15661}}^1$

素因数の和:15896

約数の個数: 16

約数和(自身を含む): 793875456

約数和(自身を除く): 124383367

約数列:

[1, 7, 31, 197, 217, 1379, 6107, 15661, 42749, 109627, 485491, 3085217, 3398437, 21596519, 95641727, 669492089]

約数ペア:

[(1, 669492089), (7, 95641727), (31, 21596519), (197, 3398437), (217, 3085217), (1379, 485491), (6107, 109627), (15661, 42749)]