201955509

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{12377}}^1$

素因数の和:12434

約数の個数: 36

約数和(自身を含む): 348539724

約数和(自身を除く): 146584215

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 441, 777, 1813, 2331, 5439, 12377, 16317, 37131, 86639, 111393, 259917, 457949, 606473, 779751, 1373847, 1819419, 3205643, 4121541, 5458257, 9616929, 22439501, 28850787, 67318503, 201955509]

約数ペア:

[(1, 201955509), (3, 67318503), (7, 28850787), (9, 22439501), (21, 9616929), (37, 5458257), (49, 4121541), (63, 3205643), (111, 1819419), (147, 1373847), (259, 779751), (333, 606473), (441, 457949), (777, 259917), (1813, 111393), (2331, 86639), (5439, 37131), (12377, 16317)]