27720385065

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{549517}}^1$

素因数の和:549606

約数の個数: 48

約数和(自身を含む): 51434884800

約数和(自身を除く): 23714499735

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 95, 171, 177, 285, 295, 531, 855, 885, 1121, 2655, 3363, 5605, 10089, 16815, 50445, 549517, 1648551, 2747585, 4945653, 8242755, 10440823, 24728265, 31322469, 32421503, 52204115, 93967407, 97264509, 156612345, 162107515, 291793527, 469837035, 486322545, 616008557, 1458967635, 1848025671, 3080042785, 5544077013, 9240128355, 27720385065]

約数ペア:

[(1, 27720385065), (3, 9240128355), (5, 5544077013), (9, 3080042785), (15, 1848025671), (19, 1458967635), (45, 616008557), (57, 486322545), (59, 469837035), (95, 291793527), (171, 162107515), (177, 156612345), (285, 97264509), (295, 93967407), (531, 52204115), (855, 32421503), (885, 31322469), (1121, 24728265), (2655, 10440823), (3363, 8242755), (5605, 4945653), (10089, 2747585), (16815, 1648551), (50445, 549517)]