28428609

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{11801}}^1$

素因数の和:11888

約数の個数: 16

約数和(自身を含む): 41920704

約数和(自身を除く): 13492095

約数列:

[1, 3, 11, 33, 73, 219, 803, 2409, 11801, 35403, 129811, 389433, 861473, 2584419, 9476203, 28428609]

約数ペア:

[(1, 28428609), (3, 9476203), (11, 2584419), (33, 861473), (73, 389433), (219, 129811), (803, 35403), (2409, 11801)]