27952245

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 23265675

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 113, 115, 207, 239, 339, 345, 565, 717, 1017, 1035, 1195, 1695, 2151, 2599, 3585, 5085, 5497, 7797, 10755, 12995, 16491, 23391, 27007, 27485, 38985, 49473, 81021, 82455, 116955, 135035, 243063, 247365, 405105, 621161, 1215315, 1863483, 3105805, 5590449, 9317415, 27952245]

約数ペア:

[(1, 27952245), (3, 9317415), (5, 5590449), (9, 3105805), (15, 1863483), (23, 1215315), (45, 621161), (69, 405105), (113, 247365), (115, 243063), (207, 135035), (239, 116955), (339, 82455), (345, 81021), (565, 49473), (717, 38985), (1017, 27485), (1035, 27007), (1195, 23391), (1695, 16491), (2151, 12995), (2599, 10755), (3585, 7797), (5085, 5497)]