331344988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{205549}}^1$

素因数の和:205597

約数の個数: 24

約数和(自身を含む): 644604800

約数和(自身を除く): 313259812

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 205549, 411098, 822196, 2672137, 5344274, 6372019, 10688548, 12744038, 25488076, 82836247, 165672494, 331344988]

約数ペア:

[(1, 331344988), (2, 165672494), (4, 82836247), (13, 25488076), (26, 12744038), (31, 10688548), (52, 6372019), (62, 5344274), (124, 2672137), (403, 822196), (806, 411098), (1612, 205549)]