159796568

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{644341}}^1$

素因数の和:644378

約数の個数: 16

約数和(自身を含む): 309284160

約数和(自身を除く): 149487592

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 644341, 1288682, 2577364, 5154728, 19974571, 39949142, 79898284, 159796568]

約数ペア:

[(1, 159796568), (2, 79898284), (4, 39949142), (8, 19974571), (31, 5154728), (62, 2577364), (124, 1288682), (248, 644341)]