257349455

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{5827}}^1$

素因数の和:5927

約数の個数: 24

約数和(自身を含む): 344155056

約数和(自身を除く): 86805601

約数列:

[1, 5, 11, 55, 73, 121, 365, 605, 803, 4015, 5827, 8833, 29135, 44165, 64097, 320485, 425371, 705067, 2126855, 3525335, 4679081, 23395405, 51469891, 257349455]

約数ペア:

[(1, 257349455), (5, 51469891), (11, 23395405), (55, 4679081), (73, 3525335), (121, 2126855), (365, 705067), (605, 425371), (803, 320485), (4015, 64097), (5827, 44165), (8833, 29135)]