28653872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{397}}^1$

素因数の和:765

約数の個数: 40

約数和(自身を含む): 60110736

約数和(自身を除く): 31456864

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 347, 397, 694, 794, 1388, 1588, 2776, 3176, 4511, 5161, 5552, 6352, 9022, 10322, 18044, 20644, 36088, 41288, 72176, 82576, 137759, 275518, 551036, 1102072, 1790867, 2204144, 3581734, 7163468, 14326936, 28653872]

約数ペア:

[(1, 28653872), (2, 14326936), (4, 7163468), (8, 3581734), (13, 2204144), (16, 1790867), (26, 1102072), (52, 551036), (104, 275518), (208, 137759), (347, 82576), (397, 72176), (694, 41288), (794, 36088), (1388, 20644), (1588, 18044), (2776, 10322), (3176, 9022), (4511, 6352), (5161, 5552)]