81971297964

素因数分解:

$2^2\times 3^2\times {\mathrm{419}}^1\times {\mathrm{5434321}}^1$

素因数の和:5434750

約数の個数: 36

約数和(自身を含む): 207699786840

約数和(自身を除く): 125728488876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 419, 838, 1257, 1676, 2514, 3771, 5028, 7542, 15084, 5434321, 10868642, 16302963, 21737284, 32605926, 48908889, 65211852, 97817778, 195635556, 2276980499, 4553960998, 6830941497, 9107921996, 13661882994, 20492824491, 27323765988, 40985648982, 81971297964]

約数ペア:

[(1, 81971297964), (2, 40985648982), (3, 27323765988), (4, 20492824491), (6, 13661882994), (9, 9107921996), (12, 6830941497), (18, 4553960998), (36, 2276980499), (419, 195635556), (838, 97817778), (1257, 65211852), (1676, 48908889), (2514, 32605926), (3771, 21737284), (5028, 16302963), (7542, 10868642), (15084, 5434321)]