26423205

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 21960795

約数列:

[1, 3, 5, 15, 19, 23, 29, 57, 69, 87, 95, 115, 139, 145, 285, 345, 417, 435, 437, 551, 667, 695, 1311, 1653, 2001, 2085, 2185, 2641, 2755, 3197, 3335, 4031, 6555, 7923, 8265, 9591, 10005, 12093, 12673, 13205, 15985, 20155, 38019, 39615, 47955, 60465, 60743, 63365, 76589, 92713, 182229, 190095, 229767, 278139, 303715, 382945, 463565, 911145, 1148835, 1390695, 1761547, 5284641, 8807735, 26423205]

約数ペア:

[(1, 26423205), (3, 8807735), (5, 5284641), (15, 1761547), (19, 1390695), (23, 1148835), (29, 911145), (57, 463565), (69, 382945), (87, 303715), (95, 278139), (115, 229767), (139, 190095), (145, 182229), (285, 92713), (345, 76589), (417, 63365), (435, 60743), (437, 60465), (551, 47955), (667, 39615), (695, 38019), (1311, 20155), (1653, 15985), (2001, 13205), (2085, 12673), (2185, 12093), (2641, 10005), (2755, 9591), (3197, 8265), (3335, 7923), (4031, 6555)]