258399672

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{151643}}^1$

素因数の和:151723

約数の個数: 32

約数和(自身を含む): 655102080

約数和(自身を除く): 396702408

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 151643, 303286, 454929, 606572, 909858, 1213144, 1819716, 3639432, 10766653, 21533306, 32299959, 43066612, 64599918, 86133224, 129199836, 258399672]

約数ペア:

[(1, 258399672), (2, 129199836), (3, 86133224), (4, 64599918), (6, 43066612), (8, 32299959), (12, 21533306), (24, 10766653), (71, 3639432), (142, 1819716), (213, 1213144), (284, 909858), (426, 606572), (568, 454929), (852, 303286), (1704, 151643)]