311025345

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{4027}}^1$

素因数の和:4325

約数の個数: 32

約数和(自身を含む): 525895680

約数和(自身を除く): 214870335

約数列:

[1, 3, 5, 15, 19, 57, 95, 271, 285, 813, 1355, 4027, 4065, 5149, 12081, 15447, 20135, 25745, 60405, 76513, 77235, 229539, 382565, 1091317, 1147695, 3273951, 5456585, 16369755, 20735023, 62205069, 103675115, 311025345]

約数ペア:

[(1, 311025345), (3, 103675115), (5, 62205069), (15, 20735023), (19, 16369755), (57, 5456585), (95, 3273951), (271, 1147695), (285, 1091317), (813, 382565), (1355, 229539), (4027, 77235), (4065, 76513), (5149, 60405), (12081, 25745), (15447, 20135)]