213412394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 350859600

約数和(自身を除く): 137447206

約数列:

[1, 2, 13, 26, 101, 181, 202, 362, 449, 898, 1313, 2353, 2626, 4706, 5837, 11674, 18281, 36562, 45349, 81269, 90698, 162538, 237653, 475306, 589537, 1056497, 1179074, 2112994, 8208169, 16416338, 106706197, 213412394]

約数ペア:

[(1, 213412394), (2, 106706197), (13, 16416338), (26, 8208169), (101, 2112994), (181, 1179074), (202, 1056497), (362, 589537), (449, 475306), (898, 237653), (1313, 162538), (2353, 90698), (2626, 81269), (4706, 45349), (5837, 36562), (11674, 18281)]