172743291

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{66877}}^1$

素因数の和:66931

約数の個数: 24

約数和(自身を含む): 292123104

約数和(自身を除く): 119379813

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 66877, 200631, 468139, 601893, 1404417, 2741957, 4213251, 8225871, 19193699, 24677613, 57581097, 172743291]

約数ペア:

[(1, 172743291), (3, 57581097), (7, 24677613), (9, 19193699), (21, 8225871), (41, 4213251), (63, 2741957), (123, 1404417), (287, 601893), (369, 468139), (861, 200631), (2583, 66877)]