151781185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 199469952

約数和(自身を除く): 47688767

約数列:

[1, 5, 17, 43, 85, 131, 215, 317, 655, 731, 1585, 2227, 3655, 5389, 5633, 11135, 13631, 26945, 28165, 41527, 68155, 95761, 207635, 231727, 478805, 705959, 1158635, 1785661, 3529795, 8928305, 30356237, 151781185]

約数ペア:

[(1, 151781185), (5, 30356237), (17, 8928305), (43, 3529795), (85, 1785661), (131, 1158635), (215, 705959), (317, 478805), (655, 231727), (731, 207635), (1585, 95761), (2227, 68155), (3655, 41527), (5389, 28165), (5633, 26945), (11135, 13631)]