1564964121

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 2575964160

約数和(自身を除く): 1011000039

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 131, 307, 327, 357, 393, 763, 917, 921, 1853, 2149, 2227, 2289, 2751, 5219, 5559, 6447, 6681, 12971, 14279, 15589, 15657, 33463, 36533, 38913, 40217, 42837, 46767, 99953, 100389, 109599, 120651, 234241, 242743, 281519, 299859, 568871, 683689, 702723, 728229, 844557, 1699201, 1706613, 2051067, 3982097, 4383653, 4785823, 5097603, 11946291, 13150959, 14357469, 30685571, 74522101, 92056713, 223566303, 521654707, 1564964121]

約数ペア:

[(1, 1564964121), (3, 521654707), (7, 223566303), (17, 92056713), (21, 74522101), (51, 30685571), (109, 14357469), (119, 13150959), (131, 11946291), (307, 5097603), (327, 4785823), (357, 4383653), (393, 3982097), (763, 2051067), (917, 1706613), (921, 1699201), (1853, 844557), (2149, 728229), (2227, 702723), (2289, 683689), (2751, 568871), (5219, 299859), (5559, 281519), (6447, 242743), (6681, 234241), (12971, 120651), (14279, 109599), (15589, 100389), (15657, 99953), (33463, 46767), (36533, 42837), (38913, 40217)]