391551146

素因数分解:

$2^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1\times {\mathrm{809}}^1$

素因数の和:1190

約数の個数: 32

約数和(自身を含む): 679311360

約数和(自身を除く): 287760214

約数列:

[1, 2, 7, 14, 181, 191, 362, 382, 809, 1267, 1337, 1618, 2534, 2674, 5663, 11326, 34571, 69142, 146429, 154519, 241997, 292858, 309038, 483994, 1025003, 1081633, 2050006, 2163266, 27967939, 55935878, 195775573, 391551146]

約数ペア:

[(1, 391551146), (2, 195775573), (7, 55935878), (14, 27967939), (181, 2163266), (191, 2050006), (362, 1081633), (382, 1025003), (809, 483994), (1267, 309038), (1337, 292858), (1618, 241997), (2534, 154519), (2674, 146429), (5663, 69142), (11326, 34571)]