28205121618

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{14731}}^1$

素因数の和:15021

約数の個数: 80

約数和(自身を含む): 64685972736

約数和(自身を除く): 36480851118

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 223, 318, 446, 477, 669, 954, 1338, 1431, 2007, 2862, 4014, 4293, 6021, 8586, 11819, 12042, 14731, 18063, 23638, 29462, 35457, 36126, 44193, 70914, 88386, 106371, 132579, 212742, 265158, 319113, 397737, 638226, 780743, 795474, 957339, 1193211, 1561486, 1914678, 2342229, 2386422, 3285013, 4684458, 6570026, 7026687, 9855039, 14053374, 19710078, 21080061, 29565117, 42160122, 59130234, 63240183, 88695351, 126480366, 174105689, 177390702, 266086053, 348211378, 522317067, 532172106, 1044634134, 1566951201, 3133902402, 4700853603, 9401707206, 14102560809, 28205121618]

約数ペア:

[(1, 28205121618), (2, 14102560809), (3, 9401707206), (6, 4700853603), (9, 3133902402), (18, 1566951201), (27, 1044634134), (53, 532172106), (54, 522317067), (81, 348211378), (106, 266086053), (159, 177390702), (162, 174105689), (223, 126480366), (318, 88695351), (446, 63240183), (477, 59130234), (669, 42160122), (954, 29565117), (1338, 21080061), (1431, 19710078), (2007, 14053374), (2862, 9855039), (4014, 7026687), (4293, 6570026), (6021, 4684458), (8586, 3285013), (11819, 2386422), (12042, 2342229), (14731, 1914678), (18063, 1561486), (23638, 1193211), (29462, 957339), (35457, 795474), (36126, 780743), (44193, 638226), (70914, 397737), (88386, 319113), (106371, 265158), (132579, 212742)]