211058841

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^2\times {\mathrm{73}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 340409472

約数和(自身を除く): 129350631

約数列:

[1, 3, 7, 21, 37, 61, 73, 111, 183, 219, 259, 427, 511, 777, 1281, 1533, 2257, 2701, 3721, 4453, 6771, 8103, 11163, 13359, 15799, 18907, 26047, 31171, 47397, 56721, 78141, 93513, 137677, 164761, 271633, 413031, 494283, 814899, 963739, 1153327, 1901431, 2891217, 3459981, 5704293, 10050421, 30151263, 70352947, 211058841]

約数ペア:

[(1, 211058841), (3, 70352947), (7, 30151263), (21, 10050421), (37, 5704293), (61, 3459981), (73, 2891217), (111, 1901431), (183, 1153327), (219, 963739), (259, 814899), (427, 494283), (511, 413031), (777, 271633), (1281, 164761), (1533, 137677), (2257, 93513), (2701, 78141), (3721, 56721), (4453, 47397), (6771, 31171), (8103, 26047), (11163, 18907), (13359, 15799)]