40399965

素因数分解:

$3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 74483136

約数和(自身を除く): 34083171

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 369, 405, 615, 811, 1107, 1215, 1845, 2433, 3321, 4055, 5535, 7299, 9963, 12165, 16605, 21897, 33251, 36495, 49815, 65691, 99753, 109485, 166255, 197073, 299259, 328455, 498765, 897777, 985365, 1496295, 2693331, 4488885, 8079993, 13466655, 40399965]

約数ペア:

[(1, 40399965), (3, 13466655), (5, 8079993), (9, 4488885), (15, 2693331), (27, 1496295), (41, 985365), (45, 897777), (81, 498765), (123, 328455), (135, 299259), (205, 197073), (243, 166255), (369, 109485), (405, 99753), (615, 65691), (811, 49815), (1107, 36495), (1215, 33251), (1845, 21897), (2433, 16605), (3321, 12165), (4055, 9963), (5535, 7299)]