206177751

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 352598400

約数和(自身を除く): 146420649

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 109, 117, 153, 221, 317, 327, 351, 459, 663, 951, 981, 1417, 1853, 1989, 2853, 2943, 4121, 4251, 5389, 5559, 5967, 8559, 12363, 12753, 16167, 16677, 24089, 34553, 37089, 38259, 48501, 50031, 70057, 72267, 103659, 111267, 145503, 210171, 216801, 310977, 449189, 587401, 630513, 650403, 932931, 1347567, 1762203, 1891539, 4042701, 5286609, 7636213, 12128103, 15859827, 22908639, 68725917, 206177751]

約数ペア:

[(1, 206177751), (3, 68725917), (9, 22908639), (13, 15859827), (17, 12128103), (27, 7636213), (39, 5286609), (51, 4042701), (109, 1891539), (117, 1762203), (153, 1347567), (221, 932931), (317, 650403), (327, 630513), (351, 587401), (459, 449189), (663, 310977), (951, 216801), (981, 210171), (1417, 145503), (1853, 111267), (1989, 103659), (2853, 72267), (2943, 70057), (4121, 50031), (4251, 48501), (5389, 38259), (5559, 37089), (5967, 34553), (8559, 24089), (12363, 16677), (12753, 16167)]