154157823

素因数分解:

$3^4\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 60

約数和(自身を含む): 249565888

約数和(自身を除く): 95408065

約数列:

[1, 3, 9, 27, 29, 31, 73, 81, 87, 93, 219, 261, 279, 657, 783, 837, 841, 899, 1971, 2117, 2263, 2349, 2511, 2523, 2697, 5913, 6351, 6789, 7569, 8091, 19053, 20367, 22707, 24273, 26071, 57159, 61101, 61393, 65627, 68121, 72819, 78213, 171477, 183303, 184179, 196881, 234639, 552537, 590643, 703917, 1657611, 1771929, 1903183, 2111751, 4972833, 5315787, 5709549, 17128647, 51385941, 154157823]

約数ペア:

[(1, 154157823), (3, 51385941), (9, 17128647), (27, 5709549), (29, 5315787), (31, 4972833), (73, 2111751), (81, 1903183), (87, 1771929), (93, 1657611), (219, 703917), (261, 590643), (279, 552537), (657, 234639), (783, 196881), (837, 184179), (841, 183303), (899, 171477), (1971, 78213), (2117, 72819), (2263, 68121), (2349, 65627), (2511, 61393), (2523, 61101), (2697, 57159), (5913, 26071), (6351, 24273), (6789, 22707), (7569, 20367), (8091, 19053)]