28111668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5813}}^1$

素因数の和:5864

約数の個数: 48

約数和(自身を含む): 72930816

約数和(自身を除く): 44819148

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 5813, 11626, 17439, 23252, 34878, 69756, 75569, 151138, 180203, 226707, 302276, 360406, 453414, 540609, 720812, 906828, 1081218, 2162436, 2342639, 4685278, 7027917, 9370556, 14055834, 28111668]

約数ペア:

[(1, 28111668), (2, 14055834), (3, 9370556), (4, 7027917), (6, 4685278), (12, 2342639), (13, 2162436), (26, 1081218), (31, 906828), (39, 720812), (52, 540609), (62, 453414), (78, 360406), (93, 302276), (124, 226707), (156, 180203), (186, 151138), (372, 75569), (403, 69756), (806, 34878), (1209, 23252), (1612, 17439), (2418, 11626), (4836, 5813)]