16561184643

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1\times {\mathrm{977}}^1$

素因数の和:1369

約数の個数: 64

約数和(自身を含む): 26138419200

約数和(自身を除く): 9577234557

約数列:

[1, 3, 9, 19, 27, 57, 171, 173, 191, 513, 519, 573, 977, 1557, 1719, 2931, 3287, 3629, 4671, 5157, 8793, 9861, 10887, 18563, 26379, 29583, 32661, 33043, 55689, 88749, 97983, 99129, 167067, 169021, 186607, 297387, 501201, 507063, 559821, 627817, 892161, 1521189, 1679463, 1883451, 3211399, 3545533, 4563567, 5038389, 5650353, 9634197, 10636599, 16951059, 28902591, 31909797, 32283011, 86707773, 95729391, 96849033, 290547099, 613377209, 871641297, 1840131627, 5520394881, 16561184643]

約数ペア:

[(1, 16561184643), (3, 5520394881), (9, 1840131627), (19, 871641297), (27, 613377209), (57, 290547099), (171, 96849033), (173, 95729391), (191, 86707773), (513, 32283011), (519, 31909797), (573, 28902591), (977, 16951059), (1557, 10636599), (1719, 9634197), (2931, 5650353), (3287, 5038389), (3629, 4563567), (4671, 3545533), (5157, 3211399), (8793, 1883451), (9861, 1679463), (10887, 1521189), (18563, 892161), (26379, 627817), (29583, 559821), (32661, 507063), (33043, 501201), (55689, 297387), (88749, 186607), (97983, 169021), (99129, 167067)]