251480457

素因数分解:

$3^5\times {\mathrm{167}}^1\times {\mathrm{6197}}^1$

素因数の和:6379

約数の個数: 24

約数和(自身を含む): 379020096

約数和(自身を除く): 127539639

約数列:

[1, 3, 9, 27, 81, 167, 243, 501, 1503, 4509, 6197, 13527, 18591, 40581, 55773, 167319, 501957, 1034899, 1505871, 3104697, 9314091, 27942273, 83826819, 251480457]

約数ペア:

[(1, 251480457), (3, 83826819), (9, 27942273), (27, 9314091), (81, 3104697), (167, 1505871), (243, 1034899), (501, 501957), (1503, 167319), (4509, 55773), (6197, 40581), (13527, 18591)]