208025272

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{285749}}^1$

素因数の和:285775

約数の個数: 32

約数和(自身を含む): 480060000

約数和(自身を除く): 272034728

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 285749, 571498, 1142996, 2000243, 2285992, 3714737, 4000486, 7429474, 8000972, 14858948, 16001944, 26003159, 29717896, 52006318, 104012636, 208025272]

約数ペア:

[(1, 208025272), (2, 104012636), (4, 52006318), (7, 29717896), (8, 26003159), (13, 16001944), (14, 14858948), (26, 8000972), (28, 7429474), (52, 4000486), (56, 3714737), (91, 2285992), (104, 2000243), (182, 1142996), (364, 571498), (728, 285749)]