256184097

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3209}}^1$

素因数の和:3337

約数の個数: 32

約数和(自身を含む): 388281600

約数和(自身を除く): 132097503

約数列:

[1, 3, 13, 23, 39, 69, 89, 267, 299, 897, 1157, 2047, 3209, 3471, 6141, 9627, 26611, 41717, 73807, 79833, 125151, 221421, 285601, 856803, 959491, 2878473, 3712813, 6568823, 11138439, 19706469, 85394699, 256184097]

約数ペア:

[(1, 256184097), (3, 85394699), (13, 19706469), (23, 11138439), (39, 6568823), (69, 3712813), (89, 2878473), (267, 959491), (299, 856803), (897, 285601), (1157, 221421), (2047, 125151), (3209, 79833), (3471, 73807), (6141, 41717), (9627, 26611)]