251511012

素因数分解:

$2^2\times 3^2\times {\mathrm{331}}^1\times {\mathrm{21107}}^1$

素因数の和:21448

約数の個数: 36

約数和(自身を含む): 637714896

約数和(自身を除く): 386203884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 662, 993, 1324, 1986, 2979, 3972, 5958, 11916, 21107, 42214, 63321, 84428, 126642, 189963, 253284, 379926, 759852, 6986417, 13972834, 20959251, 27945668, 41918502, 62877753, 83837004, 125755506, 251511012]

約数ペア:

[(1, 251511012), (2, 125755506), (3, 83837004), (4, 62877753), (6, 41918502), (9, 27945668), (12, 20959251), (18, 13972834), (36, 6986417), (331, 759852), (662, 379926), (993, 253284), (1324, 189963), (1986, 126642), (2979, 84428), (3972, 63321), (5958, 42214), (11916, 21107)]