80989887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4657}}^1$

素因数の和:4719

約数の個数: 32

約数和(自身を含む): 128784384

約数和(自身を除く): 47794497

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 187, 341, 527, 561, 1023, 1581, 4657, 5797, 13971, 17391, 51227, 79169, 144367, 153681, 237507, 433101, 870859, 1588037, 2454239, 2612577, 4764111, 7362717, 26996629, 80989887]

約数ペア:

[(1, 80989887), (3, 26996629), (11, 7362717), (17, 4764111), (31, 2612577), (33, 2454239), (51, 1588037), (93, 870859), (187, 433101), (341, 237507), (527, 153681), (561, 144367), (1023, 79169), (1581, 51227), (4657, 17391), (5797, 13971)]