79999407

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{14741}}^1$

素因数の和:14820

約数の個数: 20

約数和(自身を含む): 121297176

約数和(自身を除く): 41297769

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 14741, 44223, 132669, 398007, 987647, 1194021, 2962941, 8888823, 26666469, 79999407]

約数ペア:

[(1, 79999407), (3, 26666469), (9, 8888823), (27, 2962941), (67, 1194021), (81, 987647), (201, 398007), (603, 132669), (1809, 44223), (5427, 14741)]