28380364

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1321}}^1$

素因数の和:1497

約数の個数: 24

約数和(自身を含む): 51304176

約数和(自身を除く): 22923812

約数列:

[1, 2, 4, 41, 82, 131, 164, 262, 524, 1321, 2642, 5284, 5371, 10742, 21484, 54161, 108322, 173051, 216644, 346102, 692204, 7095091, 14190182, 28380364]

約数ペア:

[(1, 28380364), (2, 14190182), (4, 7095091), (41, 692204), (82, 346102), (131, 216644), (164, 173051), (262, 108322), (524, 54161), (1321, 21484), (2642, 10742), (5284, 5371)]