428194754

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{27961}}^1$

素因数の和:28026

約数の個数: 32

約数和(自身を含む): 751618560

約数和(自身を除く): 323423806

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 403, 494, 589, 806, 1178, 7657, 15314, 27961, 55922, 363493, 531259, 726986, 866791, 1062518, 1733582, 6906367, 11268283, 13812734, 16469029, 22536566, 32938058, 214097377, 428194754]

約数ペア:

[(1, 428194754), (2, 214097377), (13, 32938058), (19, 22536566), (26, 16469029), (31, 13812734), (38, 11268283), (62, 6906367), (247, 1733582), (403, 1062518), (494, 866791), (589, 726986), (806, 531259), (1178, 363493), (7657, 55922), (15314, 27961)]