171680229

素因数分解:

$3^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1979}}^1$

素因数の和:2021

約数の個数: 56

約数和(自身を含む): 311636160

約数和(自身を除く): 139955931

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 243, 357, 459, 567, 729, 1071, 1377, 1701, 1979, 3213, 4131, 5103, 5937, 9639, 12393, 13853, 17811, 28917, 33643, 41559, 53433, 86751, 100929, 124677, 160299, 235501, 302787, 374031, 480897, 706503, 908361, 1122093, 1442691, 2119509, 2725083, 3366279, 6358527, 8175249, 10098837, 19075581, 24525747, 57226743, 171680229]

約数ペア:

[(1, 171680229), (3, 57226743), (7, 24525747), (9, 19075581), (17, 10098837), (21, 8175249), (27, 6358527), (51, 3366279), (63, 2725083), (81, 2119509), (119, 1442691), (153, 1122093), (189, 908361), (243, 706503), (357, 480897), (459, 374031), (567, 302787), (729, 235501), (1071, 160299), (1377, 124677), (1701, 100929), (1979, 86751), (3213, 53433), (4131, 41559), (5103, 33643), (5937, 28917), (9639, 17811), (12393, 13853)]