43378425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 83501600

約数和(自身を除く): 40123175

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 73, 75, 95, 139, 171, 219, 225, 285, 365, 417, 475, 657, 695, 855, 1095, 1251, 1387, 1425, 1825, 2085, 2641, 3285, 3475, 4161, 4275, 5475, 6255, 6935, 7923, 10147, 10425, 12483, 13205, 16425, 20805, 23769, 30441, 31275, 34675, 39615, 50735, 62415, 66025, 91323, 104025, 118845, 152205, 192793, 198075, 253675, 312075, 456615, 578379, 594225, 761025, 963965, 1735137, 2283075, 2891895, 4819825, 8675685, 14459475, 43378425]

約数ペア:

[(1, 43378425), (3, 14459475), (5, 8675685), (9, 4819825), (15, 2891895), (19, 2283075), (25, 1735137), (45, 963965), (57, 761025), (73, 594225), (75, 578379), (95, 456615), (139, 312075), (171, 253675), (219, 198075), (225, 192793), (285, 152205), (365, 118845), (417, 104025), (475, 91323), (657, 66025), (695, 62415), (855, 50735), (1095, 39615), (1251, 34675), (1387, 31275), (1425, 30441), (1825, 23769), (2085, 20805), (2641, 16425), (3285, 13205), (3475, 12483), (4161, 10425), (4275, 10147), (5475, 7923), (6255, 6935)]