28199704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{683}}^1$

素因数の和:1099

約数の個数: 32

約数和(自身を含む): 57168720

約数和(自身を除く): 28969016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 397, 683, 794, 1366, 1588, 2732, 3176, 5161, 5464, 8879, 10322, 17758, 20644, 35516, 41288, 71032, 271151, 542302, 1084604, 2169208, 3524963, 7049926, 14099852, 28199704]

約数ペア:

[(1, 28199704), (2, 14099852), (4, 7049926), (8, 3524963), (13, 2169208), (26, 1084604), (52, 542302), (104, 271151), (397, 71032), (683, 41288), (794, 35516), (1366, 20644), (1588, 17758), (2732, 10322), (3176, 8879), (5161, 5464)]