251284872

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{197551}}^1$

素因数の和:197613

約数の個数: 32

約数和(自身を含む): 640068480

約数和(自身を除く): 388783608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 197551, 395102, 592653, 790204, 1185306, 1580408, 2370612, 4741224, 10470203, 20940406, 31410609, 41880812, 62821218, 83761624, 125642436, 251284872]

約数ペア:

[(1, 251284872), (2, 125642436), (3, 83761624), (4, 62821218), (6, 41880812), (8, 31410609), (12, 20940406), (24, 10470203), (53, 4741224), (106, 2370612), (159, 1580408), (212, 1185306), (318, 790204), (424, 592653), (636, 395102), (1272, 197551)]