1903231323

素因数分解:

$3^4\times 7^1\times {\mathrm{263}}^1\times {\mathrm{12763}}^1$

素因数の和:13045

約数の個数: 40

約数和(自身を含む): 3261865728

約数和(自身を除く): 1358634405

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 263, 567, 789, 1841, 2367, 5523, 7101, 12763, 16569, 21303, 38289, 49707, 89341, 114867, 149121, 268023, 344601, 804069, 1033803, 2412207, 3356669, 7236621, 10070007, 23496683, 30210021, 70490049, 90630063, 211470147, 271890189, 634410441, 1903231323]

約数ペア:

[(1, 1903231323), (3, 634410441), (7, 271890189), (9, 211470147), (21, 90630063), (27, 70490049), (63, 30210021), (81, 23496683), (189, 10070007), (263, 7236621), (567, 3356669), (789, 2412207), (1841, 1033803), (2367, 804069), (5523, 344601), (7101, 268023), (12763, 149121), (16569, 114867), (21303, 89341), (38289, 49707)]