128213843

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 144200880

約数和(自身を除く): 15987037

約数列:

[1, 19, 29, 37, 331, 361, 551, 703, 1073, 6289, 9599, 10469, 12247, 13357, 20387, 119491, 182381, 232693, 355163, 387353, 3465239, 4421167, 6748097, 128213843]

約数ペア:

[(1, 128213843), (19, 6748097), (29, 4421167), (37, 3465239), (331, 387353), (361, 355163), (551, 232693), (703, 182381), (1073, 119491), (6289, 20387), (9599, 13357), (10469, 12247)]