972890156

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{11027}}^1$

素因数の和:11198

約数の個数: 48

約数和(自身を含む): 2045385216

約数和(自身を除く): 1072495060

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 137, 161, 274, 322, 548, 644, 959, 1918, 3151, 3836, 6302, 11027, 12604, 22054, 22057, 44108, 44114, 77189, 88228, 154378, 253621, 308756, 507242, 1014484, 1510699, 1775347, 3021398, 3550694, 6042796, 7101388, 10574893, 21149786, 34746077, 42299572, 69492154, 138984308, 243222539, 486445078, 972890156]

約数ペア:

[(1, 972890156), (2, 486445078), (4, 243222539), (7, 138984308), (14, 69492154), (23, 42299572), (28, 34746077), (46, 21149786), (92, 10574893), (137, 7101388), (161, 6042796), (274, 3550694), (322, 3021398), (548, 1775347), (644, 1510699), (959, 1014484), (1918, 507242), (3151, 308756), (3836, 253621), (6302, 154378), (11027, 88228), (12604, 77189), (22054, 44114), (22057, 44108)]