15661473261

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{19699}}^1$

素因数の和:19874

約数の個数: 48

約数和(自身を含む): 25546329600

約数和(自身を除く): 9884856339

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 289, 357, 393, 867, 917, 2023, 2227, 2751, 6069, 6681, 15589, 19699, 37859, 46767, 59097, 113577, 137893, 265013, 334883, 413679, 795039, 1004649, 2344181, 2580569, 5693011, 7032543, 7741707, 17079033, 18063983, 39851077, 43869673, 54191949, 119553231, 131609019, 307087711, 745784441, 921263133, 2237353323, 5220491087, 15661473261]

約数ペア:

[(1, 15661473261), (3, 5220491087), (7, 2237353323), (17, 921263133), (21, 745784441), (51, 307087711), (119, 131609019), (131, 119553231), (289, 54191949), (357, 43869673), (393, 39851077), (867, 18063983), (917, 17079033), (2023, 7741707), (2227, 7032543), (2751, 5693011), (6069, 2580569), (6681, 2344181), (15589, 1004649), (19699, 795039), (37859, 413679), (46767, 334883), (59097, 265013), (113577, 137893)]