201921937

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{39461}}^1$

素因数の和:39528

約数の個数: 16

約数和(自身を含む): 250031232

約数和(自身を除く): 48109295

約数列:

[1, 7, 17, 43, 119, 301, 731, 5117, 39461, 276227, 670837, 1696823, 4695859, 11877761, 28845991, 201921937]

約数ペア:

[(1, 201921937), (7, 28845991), (17, 11877761), (43, 4695859), (119, 1696823), (301, 670837), (731, 276227), (5117, 39461)]