172347165

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1871}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 315394560

約数和(自身を除く): 143047395

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 89, 115, 207, 267, 345, 445, 801, 1035, 1335, 1871, 2047, 4005, 5613, 6141, 9355, 10235, 16839, 18423, 28065, 30705, 43033, 84195, 92115, 129099, 166519, 215165, 387297, 499557, 645495, 832595, 1498671, 1936485, 2497785, 3829937, 7493355, 11489811, 19149685, 34469433, 57449055, 172347165]

約数ペア:

[(1, 172347165), (3, 57449055), (5, 34469433), (9, 19149685), (15, 11489811), (23, 7493355), (45, 3829937), (69, 2497785), (89, 1936485), (115, 1498671), (207, 832595), (267, 645495), (345, 499557), (445, 387297), (801, 215165), (1035, 166519), (1335, 129099), (1871, 92115), (2047, 84195), (4005, 43033), (5613, 30705), (6141, 28065), (9355, 18423), (10235, 16839)]