208040868

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{117937}}^1$

素因数の和:117961

約数の個数: 54

約数和(自身を含む): 611744406

約数和(自身を除く): 403703538

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 117937, 235874, 353811, 471748, 707622, 825559, 1061433, 1415244, 1651118, 2122866, 2476677, 3302236, 4245732, 4953354, 5778913, 7430031, 9906708, 11557826, 14860062, 17336739, 23115652, 29720124, 34673478, 52010217, 69346956, 104020434, 208040868]

約数ペア:

[(1, 208040868), (2, 104020434), (3, 69346956), (4, 52010217), (6, 34673478), (7, 29720124), (9, 23115652), (12, 17336739), (14, 14860062), (18, 11557826), (21, 9906708), (28, 7430031), (36, 5778913), (42, 4953354), (49, 4245732), (63, 3302236), (84, 2476677), (98, 2122866), (126, 1651118), (147, 1415244), (196, 1061433), (252, 825559), (294, 707622), (441, 471748), (588, 353811), (882, 235874), (1764, 117937)]