268695218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 451630080

約数和(自身を除く): 182934862

約数列:

[1, 2, 11, 22, 43, 86, 439, 473, 647, 878, 946, 1294, 4829, 7117, 9658, 14234, 18877, 27821, 37754, 55642, 207647, 284033, 306031, 415294, 568066, 612062, 3124363, 6248726, 12213419, 24426838, 134347609, 268695218]

約数ペア:

[(1, 268695218), (2, 134347609), (11, 24426838), (22, 12213419), (43, 6248726), (86, 3124363), (439, 612062), (473, 568066), (647, 415294), (878, 306031), (946, 284033), (1294, 207647), (4829, 55642), (7117, 37754), (9658, 27821), (14234, 18877)]