399078004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{6691}}^1$

素因数の和:6776

約数の個数: 48

約数和(自身を含む): 797472256

約数和(自身を除く): 398394252

約数列:

[1, 2, 4, 13, 26, 31, 37, 52, 62, 74, 124, 148, 403, 481, 806, 962, 1147, 1612, 1924, 2294, 4588, 6691, 13382, 14911, 26764, 29822, 59644, 86983, 173966, 207421, 247567, 347932, 414842, 495134, 829684, 990268, 2696473, 3218371, 5392946, 6436742, 7674577, 10785892, 12873484, 15349154, 30698308, 99769501, 199539002, 399078004]

約数ペア:

[(1, 399078004), (2, 199539002), (4, 99769501), (13, 30698308), (26, 15349154), (31, 12873484), (37, 10785892), (52, 7674577), (62, 6436742), (74, 5392946), (124, 3218371), (148, 2696473), (403, 990268), (481, 829684), (806, 495134), (962, 414842), (1147, 347932), (1612, 247567), (1924, 207421), (2294, 173966), (4588, 86983), (6691, 59644), (13382, 29822), (14911, 26764)]