249927704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{77521}}^1$

素因数の和:77571

約数の個数: 32

約数和(自身を含む): 520947840

約数和(自身を除く): 271020136

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 77521, 155042, 310084, 620168, 1007773, 2015546, 2403151, 4031092, 4806302, 8062184, 9612604, 19225208, 31240963, 62481926, 124963852, 249927704]

約数ペア:

[(1, 249927704), (2, 124963852), (4, 62481926), (8, 31240963), (13, 19225208), (26, 9612604), (31, 8062184), (52, 4806302), (62, 4031092), (104, 2403151), (124, 2015546), (248, 1007773), (403, 620168), (806, 310084), (1612, 155042), (3224, 77521)]