212334215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{881}}^1$

素因数の和:1007

約数の個数: 32

約数和(自身を含む): 279417600

約数和(自身を除く): 67083385

約数列:

[1, 5, 19, 43, 59, 95, 215, 295, 817, 881, 1121, 2537, 4085, 4405, 5605, 12685, 16739, 37883, 48203, 51979, 83695, 189415, 241015, 259895, 719777, 987601, 2235097, 3598885, 4938005, 11175485, 42466843, 212334215]

約数ペア:

[(1, 212334215), (5, 42466843), (19, 11175485), (43, 4938005), (59, 3598885), (95, 2235097), (215, 987601), (295, 719777), (817, 259895), (881, 241015), (1121, 189415), (2537, 83695), (4085, 51979), (4405, 48203), (5605, 37883), (12685, 16739)]