213144490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{4349}}^1$

素因数の和:4411

約数の個数: 48

約数和(自身を含む): 429867000

約数和(自身を除く): 216722510

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 169, 290, 338, 377, 754, 845, 1690, 1885, 3770, 4349, 4901, 8698, 9802, 21745, 24505, 43490, 49010, 56537, 113074, 126121, 252242, 282685, 565370, 630605, 734981, 1261210, 1469962, 1639573, 3279146, 3674905, 7349810, 8197865, 16395730, 21314449, 42628898, 106572245, 213144490]

約数ペア:

[(1, 213144490), (2, 106572245), (5, 42628898), (10, 21314449), (13, 16395730), (26, 8197865), (29, 7349810), (58, 3674905), (65, 3279146), (130, 1639573), (145, 1469962), (169, 1261210), (290, 734981), (338, 630605), (377, 565370), (754, 282685), (845, 252242), (1690, 126121), (1885, 113074), (3770, 56537), (4349, 49010), (4901, 43490), (8698, 24505), (9802, 21745)]