257184436

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{39373}}^1$

素因数の和:39471

約数の個数: 24

約数和(自身を含む): 476267904

約数和(自身を除く): 219083468

約数列:

[1, 2, 4, 23, 46, 71, 92, 142, 284, 1633, 3266, 6532, 39373, 78746, 157492, 905579, 1811158, 2795483, 3622316, 5590966, 11181932, 64296109, 128592218, 257184436]

約数ペア:

[(1, 257184436), (2, 128592218), (4, 64296109), (23, 11181932), (46, 5590966), (71, 3622316), (92, 2795483), (142, 1811158), (284, 905579), (1633, 157492), (3266, 78746), (6532, 39373)]