201680895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{27953}}^1$

素因数の和:28011

約数の個数: 32

約数和(自身を含む): 356916672

約数和(自身を除く): 155235777

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 27953, 83859, 139765, 363389, 419295, 1034261, 1090167, 1816945, 3102783, 5171305, 5450835, 13445393, 15513915, 40336179, 67226965, 201680895]

約数ペア:

[(1, 201680895), (3, 67226965), (5, 40336179), (13, 15513915), (15, 13445393), (37, 5450835), (39, 5171305), (65, 3102783), (111, 1816945), (185, 1090167), (195, 1034261), (481, 419295), (555, 363389), (1443, 139765), (2405, 83859), (7215, 27953)]