27768225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 50353920

約数和(自身を除く): 22585695

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 425, 435, 493, 725, 751, 1275, 1479, 2175, 2253, 2465, 3755, 7395, 11265, 12325, 12767, 18775, 21779, 36975, 38301, 56325, 63835, 65337, 108895, 191505, 319175, 326685, 370243, 544475, 957525, 1110729, 1633425, 1851215, 5553645, 9256075, 27768225]

約数ペア:

[(1, 27768225), (3, 9256075), (5, 5553645), (15, 1851215), (17, 1633425), (25, 1110729), (29, 957525), (51, 544475), (75, 370243), (85, 326685), (87, 319175), (145, 191505), (255, 108895), (425, 65337), (435, 63835), (493, 56325), (725, 38301), (751, 36975), (1275, 21779), (1479, 18775), (2175, 12767), (2253, 12325), (2465, 11265), (3755, 7395)]